I need help with this

I Need Help With This

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Answer 1

Answer:

when you square root a number it can be negative or positive. squaring a number is multiplying a number by itself so 2 negatives = a positive and 2 positives = a positive. ex. (-3)x(-3)=9 as well as 3x3=9.

Step-by-step explanation:

Answer 2

Answer:

Absolute Value

Step-by-step explanation:

Meaning that -3 and 3 are the same distance away from the starting number or Zero


Related Questions

is the square root of .036 a rational number?

Answers

The square root of 0.36

= [tex]\sqrt{0.36}[/tex]  = 0.6

ans: 0.36

Happy to help!

12-3 ( x-8 ) simplify

Answers

Answer:

-3x + 36

Step-by-step explanation:

The first step is to distribute the -3 to (x - 8), like so:

12 - 3(x - 8)

12 - 3x + 24

Add like terms (12 and 24):

12 + 24 = 36

-3x + 36

What percent of 50 is 15? 0.3% 3% 3.33% 30%

Answers

Answer:

30%

Step-by-step explanation:

15/50 × 100% = 30%

HELP I NEED THIS ASAP! IF ANYONE CAN HELP ME SOLVE THIS I WOULD BE REALLY GRATEFUL!

Answers

Answer:

First, you work out the 3 and Tail from the table: T3: 62

Then you add up all values from the table:

S = 43 + 49 + 54 + 65 + 71 +62 = 344

Then the probability of next toss and spin is 3 and Tail is:

P = T3/S = 62/344 = 0.18

what is 4x^2 + 12x - 6 = 0 rewritten in x^2 + b/a = -c/a format?

Answers

Answer:

Step-by-step explanation:

devide both sides by 4 it will be:

x^2 +3x -3/2 = 0

when you are completing pythagorean theorum are you solving for the area?

Answers

Answer:

no

Step-by-step explanation: you are solving for the lengths of the different sides of the triangle

How many pennies are equal to 6 dimes?

Answers

Answer:

60 pennies

Step-by-step explanation:

Answer:

60 pennies

Step-by-step explanation:

winnie and kevin like to create their own triathlon courses to challenge each other. last weekend, winnie created a course that included a swim of 5/4 kilometers , a bike ride of 95/4 kilometers and a run of 21/4 kilometers. how long was the course winnie created?

Answers

Answer:

121/4

Step-by-step explanation:

no need

Length of the track = 121/4 kilometers

What is length?

Length is used to measure the distance between two points. Length is the longest dimension of a figure and it shows how long the given object or figure is. It is expressed in linear units like meters, centimeters, inches, and so on.

Given,

swimming course length = 5/4 kilometers

Bike track length = 95/4 kilometers

Running track length = 21/4 kilometers

Total length of the course = 5/4 + 95/4 + 21/4

                                            = (5 + 95 + 21)/4

                                            = (100 + 21)/4

                                            = 121/4 kilometers

Hence, 121/4 kilometers is the length of the course.

Learn more about length here:

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A custodian carries a large key ring. The key ring has a radius of 4 centimeters. What is the key ring's circumference?

Answers

Answer:

About 25.13

Step-by-step explanation:

circumference equation: 2pi(r)

2pi(4) = 25.13

Find the length of the diagonal of an 8cmx 6cmx 10cm rectangular prism. Round to the nearest tenth. (HELP PLEASE!!)

Answers

Answer:

14.1 cm

Step-by-step explanation:

first find the base diagonal :

base di = Square root (8^2 + 6^2) = 10cm

so,

diagonal = Square root (10^2 + 10^2) = 14.1 cm (ANS)



The perimeter of a​ standard-sized rectangular rug is 36 ft. The length is 2 ft longer than the width. Find the dimensions.

Answers

The length is 10 and the width is 8

Answer and Step-by-step explanation:

The length is 10 and the width is 8

Analyze the diagram below and complete the instructions that follow.Find cos 45°

Answers

Answer: [tex]\frac{\sqrt{2} }{2}[/tex]

Step-by-step explanation: On the unit circle

Answer:

b

Step-by-step explanation:

Help!!! multiple choice!

Answers

5.C

6.A

Hope this helps and is correct

The radius of a circle is 6mm. What is the area of the shaded portion of the circle.

Answers

The area of the shaded portion of the circle is [tex]\frac{29\pi}{3} \ mm^{2}[/tex]. The correct option is b) 29 π mm² got to station 3

Area of a sector

From the question, we are to determine the area of the shaded portion.

The shaded portion in the circle is the major sector.

The area of a sector is given by the formula,

[tex]A = \frac{\theta}{360 ^\circ} \times 2\pi r[/tex]

Where [tex]\theta[/tex] is the angle subtended by the sector

and r is the radius of the circle.

From the given information,

r = 6 mm

and [tex]\theta[/tex] is the angle subtended by the major sector

Therefore

[tex]\theta = 360^\circ - 70^\circ[/tex]

[tex]\theta = 290^\circ[/tex]

Putting the parameters into the formula, we get

[tex]A = \frac{290^\circ}{360 ^\circ} \times 2\pi \times 6[/tex]

Simplifying

[tex]A = \frac{29}{3} \tim\pi \ mm^{2}[/tex]

Hence, the area of the shaded portion of the circle is [tex]\frac{29\pi}{3} \ mm^{2}[/tex]. The correct option is b) 29 π mm² got to station 3

Lear more on area of a sector here: https://brainly.com/question/10090807

Jane purchased a prepaid phone card for $30. Long distance calls cost 16 cents a minute using this card. Jane used bet card only once to make a long distance call. If the remaining credit on her card is $28.24, how many minutes did her call last?

Answers

Answer:

she was talking for 11 minutes

Step-by-step explanation:

take 30$ and subtract the money she has left. take that total and divide by 0.16$

left with .11 which is 11 minutes

Chris tried to rewrite the expression \left( 4^{-2} \cdot 4^{-3} \right)^{3}(4 −2 ⋅4 −3 ) 3 left parenthesis, 4, start superscript, minus, 2, end superscript, dot, 4, start superscript, minus, 3, end superscript, right parenthesis, cubed. \begin{aligned} &\phantom{=}\left( 4^{-2} \cdot 4^{-3} \right)^{3} \\\\ &=\left( 4^{-5} \right)^{3}&\text{Step } 1 \\\\ &=4^{-2}&\text{Step } 2 \\\\ &=\dfrac{1}{4^{2}}&\text{Step } 3 \end{aligned} ​ =(4 −2 ⋅4 −3 ) 3 =(4 −5 ) 3 =4 −2 = 4 2 1 ​ ​ Step 1 Step 2 Step 3 ​ Did Chris make a mistake? If so, in which step? Choose 1 answer: Choose 1 answer: (Choice A) A Chris did not make a mistake. (Choice B) B Chris made a mistake in Step 1. (Choice C) C Chris made a mistake in Step 2. (Choice D) D Chris made a mistake in Step 3.

Answers

Answer: Chris made a mistake in step 2

(It was in Khan Academy)

Answer:

Chris made a mistake in step 2.

Step-by-step explanation:

I was solving this problem just now and I searched it up here. Now I got the answer :)

I really need help can somebody help me please

Answers

Answer:

To find out the range, you check the minimum and maximum of the graph, and then check the y-component of these minimum and maximum.

You would get the minimum(-6, -6), and maximum(3, 4), get the y-component of these two points, you got the range: -6 to 4

Hope this helps!

:)

What is the perimiter of the rectangle? Write your answer in scientific notation.
6.2 x 10^6cm (perimiter)

Answers

You go to a poop school if they teach u that poop

Answer:

68cm

Step-by-step explanation: this is the right answer :)

you want to start a necklace making business. You spend $0.68 on string for each necklace and $0.25 on beads for each necklace. You sell your necklaces
for $2.00 each. If you sell 30 necklaces, how much profit will you make?

Answers

Answer:

Your profit would be 32.10$

Step-by-step explanation:

You spent 20.40$ on string, then you spent 7.50$ on beads too. That adds up to 27.90$ in total, so once you make your 30 necklaces you sell them for 2.00$ let's say you sell them all in one day your coming come with 32.10$ profit. Because you put 27.90$ into making the necklaces.

kadeem and quinn both drive 25 miles. Kadeem drives at a constant speed of 50 miles an hour. Quinn drives at a constant speed of 75 miles an hour. Who takes longer to drive the 25 miles? How much loner?

Answers

Answer:

I believe it is Kadeem who takes longer by 10 minutes.

Step-by-step explanation:

A person whose speed is slow will take longer to reach so Kadeem takes longer by 0.5 hours.

Given that,
Kadeem and Quinn both drive 25 miles.
Kadeem drives at a constant speed of 50 miles an hour.
Quinn drives at a constant speed of 75 miles an hour.
To determine who takes longer to drive the 25 miles.

What is Distance?

Distance is defined as the object traveling at a particular speed in time from one point to another.

Here,
Time is taken by Kadeem to reach 25 miles with a speed of 25 miles per hour
= 25 / 50 = 0.5 hour

Time is taken by Quinn to reach 25 miles with a speed of 75 miles per hour,
= 25 / 75 = 0.34 hour

Thus, a person whose speed is slow will take longer to reach so Kadeem takes longer by 0.5 hours.

Learn more about distance here:

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Jared and Alyssa made a stack of hay bales. Each bale has a volume of 1 m3. They made 3 layers with 6 bales in each layer. A) What is the volume of the stack? _______ b) How many rows of bales could be in each layer? _______ c) How many bales could be in each row? _______

Answers

Answer:

1) 18 m^3

2) 2 rows per layer.

3) 3 bales per row.

Step-by-step explanation:

Volume of bale = 1 m^3

Layer has 3 layers tall ams 6 layers.

Total volume = 1 x 3 x 6 = 18 m^3

The most stable arrangement will be to have 2 rows of 3 bales per layer.

There could be 3 bales per row

Today, Isaac needs to walk his dog, water the garden, and feed his fish. DDD is the number of minutes it takes to walk his dog, GGG is the number of minutes it takes to water the garden, and FFF is the number of minutes it takes to feed his fish. The expression G+(D+F)G+(D+F)G, plus, (, D, plus, F, )describes the total number of minutes it takes Isaac to do all three tasks. We can also use the expression (G+D)+F(G+D)+F(, G, plus, D, ), plus, F to represent the same quantity. Match each amount in the situation with the expression that represents it. For reference: The dog is an animal, and he needs to go outside to walk. The garden is a bunch of plants (not an animal), and it is outside. The fish is an animal, and she lives in a water tank inside.

Answers

Answer:

The total Minutes of the tasks involving animals.-D+F (Dog and fish)The total Minutes of the tasks not involving animals.-G (Garden)The total Minutes of the Inside tasks.-F (Fish)The total Minutes of the Outside tasks.-G+D (Garden and Dog)

Step-by-step explanation:

We are told that:

D = number of minutes it takes to walk his dog

G = number of minutes it takes to water the garden; and

F = number of minutes it takes to feed his fish

We are required to match the given situations to its respective expressions:

Situation

The total Minutes of the Inside tasks.

The total Minutes of the Outside tasks.

The total Minutes of the tasks involving animals.

The total Minutes of the tasks not involving animals.

Expression

D+F

G+D

G

F

Note

G and D are outside tasks while F is an inside task.D and F involves animals while G does not.

Therefore, the match of the situation and respective expressions are:

The total Minutes of the tasks involving animals.-D+F (Dog and fish)The total Minutes of the tasks not involving animals.-G (Garden)The total Minutes of the Inside tasks.-F (Fish)The total Minutes of the Outside tasks.-G+D (Garden and Dog)

Find the exact valu
triangle.
variable that represents a side length in a right

Answers

Are there answer choices

Find the volume of the basketball with a radius of 6 inches. Which is closest to
the amount of air needed to fill the ball? Use 3.14 for
TT
Use the formula
4
V =
der
3
O 452 in 3
150 in 3
O 113 in 3
904 in 3​

Answers

Answer:

904.78 in^3

Step-by-step explanation:

We know basketball is a sphere,So

Volume of a spherical basketball = 4/3πr^3

Given radius = 6 inches

= 4/3πr^3

= 4/3×3.14×6^3

= 904.78 inches^3

hope it helps!

Answer:

453 in 3

Step-by-step explanation:

Someone help pleaseee

Answers

Answer:

38°

Step-by-step explanation:

All triangles have a sum of 180°

180 - (119 + 23) = missing angle

180 - (142) = missing angle

38 = missing angle

So, the missing angle has a measurement of 38°

What is 2x+3=x+15 pls help

Answers

Answer:

x = 12

Step-by-step explanation:

2x+3=x+15   (subtract x from both sides)

2x + 3 - x = x + 15 - x

x + 3  = 15 (subtract 3 from both sides)

x + 3 - 3 = 15 - 3

x = 15-3

x = 12

What is the Surface Area of the prism, in square centimeters?

Answers

Answer:

[tex]2( \frac{1}{2} \times 4 \times 6 ) + 2( 5 \times 10 ) + ( 6 \times 10 )[/tex]

[tex]= {184cm}^{2}[/tex]

HHELP HELP PLZZ PLZ SHOW WORK PLZZZZZ

Answers

Answer:

B. 43.3

Step-by-step explanation:

Find the area of one of the triangles:

[tex]\frac{1}{2} *b*h[/tex]

[tex]\frac{1}{2} *5*4.33=10.825[/tex]

10.825*4=43.3

Answer:

B.) 43.3 square centimetres

Step-by-step explanation:

The height is 4.33 cm and the side length is 5 cm. The surface area of the net would be the sum of the areas of all the triangles, which is 4 triangles. Since they are equilateral triangles, you can multiply. Use the formula for the area of a triangle:

[tex]A=\frac{1}{2} bh[/tex]

Insert the values:

[tex]A=\frac{1}{2} *4.33*5[/tex]

Simplify:

[tex]A=\frac{1*4.33*5}{2} \\\\A=10.825[/tex]

Multiply the area of one triangle by 4:

[tex]10.825*4=43.3[/tex]

The surface area of the pyramid is [tex]43.3[/tex] [tex]cm^2[/tex]

:Done

What is the solution to the equation below? ½ x+¾=⅔

Answers

Answer:

[tex] \boxed{x = - \frac{1}{6}} [/tex]

Step-by-step explanation:

[tex] = > \frac{1}{2} x + \frac{3}{4} = \frac{2}{3} \\ \\ = > \frac{1}{2} x = \frac{2}{3} - \frac{3}{4} \\ \\ = > \frac{1}{2} x = ( \frac{2}{3} \times \frac{4}{4} ) - (\frac{3}{4} \times \frac{3}{3} ) \\ \\ = > \frac{1}{2} x = \frac{8}{12} - \frac{9}{12} \\ \\ = > \frac{1}{2} x = \frac{8 - 9}{12} \\ \\ = > \frac{1}{2} x = - \frac{1}{12} \\ \\ = > x = 2 \times ( - \frac{1}{12} ) \\ \\ = > x = - \frac{1}{6} [/tex]

I need to know every thing for online classes

Answers

Answer:

An online class is a course conducted over the Internet. They are generally conducted through a learning management system, where students can view their course syllabus and academic progress, as well as communicate with classmates and their course instructor.

Step-by-step explanation:

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