Answer:
16.7%
Step-by-step explanation:
Putting 1/6 into a calculator gives you 16.67, the question is asking to round the the nearest tenth, so 16.7%.
help ur friend out would ya mate?
Answer:
49
Step-by-step explanation:
multiply them by 7
21 = w —28
w = 28 + 21
w = 49
One year after you buy a tree, it is 10 feet tall. Each year after you buy the tree, it grows 2 feet. Write a linear model that represents the growth of the tree. How long does it take for the tree to reach its maximum height of 28 feet?
i need to know which object is moving faster
Answer:
B
Step-by-step explanation:
It has a not as steep incline
The radius of a circle is 20 cm. Find its area in terms of π π.
Answer:
A = [tex]400\pi cm^2[/tex]
Step-by-step explanation:
Area of a circle is:
A = πr²
We are given a radius of 20 cm.
A = πr²
A = π(20)²
A = π400
A = 400πcm²
Hope this helps.
the answer gzzydyyxggxggxxghyzyxycycgcycyc
Step-by-step explanation:
we start with the first and the third equations, as they have the same content structure.
we multiply the whole first equation by 2, so that the z terms become aligned, and then we add both equations :
-8x + 4z = 28
-2x - 4z = 22
--------------------
-10x + 0 = 50
x = -5
-2x - 4z = 22
-2×-5 - 4z = 22
10 - 4z = 22
-4z = 12
z = -3
y = x + z + 12
y = -5 - 3 + 12 = 4
Which image does not show a pair of triangles that can be proven similar point
by Angle-Angle?
Answer:
a
Step-by-step explanation:
Examine this set of ordered pairs. (2,5) (8,9) (11,6) (18,2) (7,9) Is the set of ordered pairs a function? Choose the answer that's entirely correct.
(A) The set of ordered pairs is a function, because each input has exactly one output.
(B) The set of ordered pairs is not a function, because the output 9 has two different input values.
(C)The set of ordered pairs is a function, because each output has exactly one input.
(D) The set of ordered pairs is not a function, because the number 2 is both an input and an output.
Answer: A
Step-by-step explanation:
as long as the x-coordinates are all different numbers then it is a function.
Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease.
please help i dont know if its a growth or decay factor or what percentage its going up by
Answer:
Check my notes
Step-by-step explanation:
I made note of this last year
Giúp mình giải với mọi người. Cẩm ơn rất nhiều
Answer:
B. 4√5
Step-by-step explanation:
x bằng căn bậc hai của (8^2 + 4^2) theo định lý pytago, trong tam giác vuôn, c^2 = a^2 + b^2
which expession represents the product of 3 and 7
3 × 7
i took the test
Mark is a plumber. He charges $28 per job plus S20 per hour. If the
total labor bill for a job was $58, how many hours did Mark work?
Answer:
He worked 1.5 hours
Step-by-step explanation:
58-28= 30
30/20 per hour
1.5
I basically just have to find the angles but I also want to understand so if you could explain?
9514 1404 393
Answer:
c = 108°
d = 106°
Step-by-step explanation:
There are 2 basic rules involved here. From them, a number of others can be derived in order to simplify some calculations.
angles forming a linear pair are supplementary (total 180°)interior angles of a triangle total 180°The derived relations we can use in this problem are ...
vertical angles are congruentan exterior angle of a triangle is equal to the sum of the opposite interior angles__
cThe vertical angle to 78° is one of two remote interior angles with respect to exterior angle c. The other is the one marked 30°. That means ...
c = 78° +30* = 108°
__
dAngles d and 30° are two of the three angles in the largest triangle. The third is the vertical angle to 44°, so it is 44°. The sum of angles in that triangle is 180°:
d + 30° +44° = 180°
d = 180° -74° = 106°
The difference between 1/3 of a certain number and 1/4 of the same number is 3. what is that number?
Answer:
36
Step-by-step explanation:
(1/3)x - (1/4)x = 3
multiply by 12 to clear the fraction
4x - 3x = 36
x = 36
poor word choice i need explanation
Answer:
Huh?
Whats the question?
The product of 0.4 and a number is 8.
Represent the statement as an equation. Use n for the variable. Determine the solution set using the replacement set .
how do you do that?
The equation that represents the statement is: 0.4n = 8
The value of variable n = 20
Recall:
Product represents multiplication.Thus:
Product of 0.4 and a number (n) is translated as 0.4 x n
Therefore,0.4 x n = 8
0.4n = 8
We need to find the value of the variable, n.
Solve for n by dividing both sides by 0.4.[tex]n = \frac{8}{0.4} \\\\\mathbf{n = 20}[/tex]
Therefore, the number that is multiplied by 0.4 to give 8, is: n = 20
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Solve the radical equation, if possible. (30 points)
Would prefer work shown as it would help, thank you.
Answer:
4.25
Step-by-step explanation:
Shown in photo
Maureen is a lawyer who used to charge her clients $460 per hour. Maureen recently reconsidered her rates and ultimately decided to charge $414 per hour. What was the percent of decrease in the billing rate?
Answer:
10%
Step-by-step explanation:
460 - 414 is 46
Divide 46 by 460 to get 0.1
0.1 is equal to 10%
please the answer and how i should write it
Answer:
86,400,000 bacteria
Step-by-step explanation:
2^5=32, 3^3=27, 10^5=100,000
32*27*100,000
Answer:
There are 86400000 bacteria in the Petri dish.
Step-by-step explanation:
Write in standard form:
[tex]2^{5}[/tex] = 2 x 2 x 2 x 2 x 2 = 32
[tex]3^{3}[/tex] = 3 x 3 x 3 = 27
[tex]10^{5}[/tex] = 10 x 10 x 10 x 10 x 10 = 100000
32 x 27 x 100000
= 86400000
hope this helps and is right!! p.s. i really need brainliest :)
Are the figures below similar? Explain.
O A. Yes, there is a similarity transformation: translation, then rotation.
O
B. Yes, there is a similarity transformation: translation, then dilation.
O
C. No, there is not a similarity transformation between the figures.
O D. Yes, there is a similarity transformation: translation, rotation, then dilation.
simplify 3(3x_2y)_(4x_6y)
Answer:
5x
Step-by-step explanation:
I think the problem was.
3(3x - 2y) - (4x - 6y)
9x - 6y - 4x + 6y
5x
Mike is going to have to wait for 5
more minutes in order for the factory to
be at lunch so he can put Boo back.
What percentage of time out of an hour
does he have to wait
Answer:
12%
Step-by-step explanation:
if you divide 5 from 1 hour which is 60 min you get 12 and convert that to percent and you get 12%
Hannah was asked to make d the subject of the formula
d-7=4d+3/e
Finish her question.
Answer:
[tex]d = \frac{-1}{e} - \frac{7}{3}[/tex]
Step-by-step explanation:
In order to make d the subject of the formula, you need to isolate it.
- You started with d-7 = 4d + 3/e
- Move 4d to the left side by subtracting 4d from both sides to cancel it from the right so you have...
d - 7 = 4d + 3/e This will leave you left with -3d - 7 = 3/e
-4d -4d
- Then move over the -7 by adding 7 to both sides...
-3d - 7 = 3/e This will leave you left with -3d = 3/e + 7
+7 +7
- Finally to get d by itself divide both sides of the equation by -3 and you'll be left with...
[tex]d = \frac{3}{-3e} -\frac{7}{3}[/tex]
- You can cancel out the 3 in the -3/3e and make it -1/e so your final answer will be
[tex]d = \frac{-1}{e} - \frac{7}{3}[/tex]
Is the expression a polynomial? If yes, write in standardform, if not state why not
1.
[tex]\frac{2x+3}{x^{2} }[/tex]
2.
[tex]2x+5x^{2} -99[/tex]
3.
[tex](\sqrt{8x^{3}}) +2x^{4}+2+x[/tex]
4.
[tex]15x+4x^{-2}[/tex]
5.
[tex]-3x^{4} +7x+12x^{2}[/tex]
Answer:
Step-by-step explanation:
1) Not a polynomial. Because x² is in the denominator.
2) Yes, it is a polynomial.
Standard form: 5x² + 2x - 99
3) Not a polynomial.
[tex]\sqrt{8x^{3}} = (8x^{3})^{\frac{1}{2}} = 8^{\frac{1}{2}}x^{\frac{3}{2}}[/tex] .
Power of x is a fraction. so , it is not a polynomial.
4) Power of x is (-2). Power of x should not be a negative integer. SO, it is not a polynomial.
5) Yes:
Standard form: -3x⁴ + 12x² + 7x
Help me please I really need it
Answer:
B. 2^9.
Step-by-step explanation:
2^6 * 2^3
= 2^(6+3)
= 2^9.
Drag each tile to the correct box. Complete the sequence for deriving the quadratic formula using the quadratic equation in standard form, .
Answer:
see the picture
Step-by-step explanation:
By the below figure (6) is the initial equation
(1) next added (b/2a)^2 on both sides to make it whole square on left side which gives (4) in (4) both terms are added on the right side to make it (5)
then square root on both sides gives (2) and now taking b/2a to the right side gives the final quadratic formula (3)
We can obtain the quadratic formula from completing the square method as shown.
The quadratic formula is derived from the completing the square method as follows;
Given the quadratic equation;
[tex]ax^{2} + bx + c =0[/tex]
Dividing through by a we have;
[tex]x^{2} + \frac{b}{a} + \frac{c}{a} = 0[/tex]
Adding half of b to both sides of the equation, we have;
[tex](x + \frac{b}{a}) ^{2} = \frac{-c}{a} + \frac{b^2}{4a^2}[/tex]
Taking LCM of the right hand side;
[tex](x + \frac{b}{2a})^{2} = \frac{b^2 - 4ac}{4a^2}[/tex]
Making x the subject of the formula;
[tex]x = \frac{-b + \sqrt{b^2 - 4ac} }{2a}[/tex]
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Find next two terms. -162, -54, -18, ?, ?
Answer:
-6, -2
Step-by-step explanation:
-2 ×3 = -6
-6 ×3 = -18
-18 x3 = -54
-54 x3 = -162
What is the slope of the line that passes through the points (2, −3.5) and (4, 5.5)?
A.9/2
B.1/3
C.2/9
Answer: the answer is c) hope this helps
Step-by-step explanation: please give brainliest
Answer:
A. 9/2
Step-by-step explanation:
Use formula m=([tex]y_{2} \\[/tex] -[tex]y_{1}[/tex])/([tex]x_{2}[/tex]-[tex]x_{1}[/tex])
(5.5-(-3.5))/ (4-2)
[tex]\frac{9}{2}[/tex]
how did the Iraq war impact the united states
Answer: the Iraq war drained Billions of US dollars, putting us into debt we're still trying to get ourselves out of. and it was also one of the bloodiest wars with 4,500 American troops killed. saddam Hussain was also captured and convicted of war crimes.
Step-by-step explanation:
The Iraq war drained Billions of US dollars, putting us into debt we're still trying to get ourselves out of. and it was also one of the bloodiest wars with 4,500 American troops killed. saddam Hussain was also captured and convicted of war crimes.
We know that,
A Gallup poll made on behalf of CNN and USA Today concluded that 79% of Americans thought the Iraq War was justified, with or without conclusive evidence of illegal weapons. 19% thought weapons were needed to justify the war.
Under these assumptions, oil price increases from 2003-2008 due to the Iraq war reduced total U.S. income GDP by a total of approximately $274 billion, a direct transfer of about $124 billion and a further GDP effect of $150 billion.
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help me pls tell methe answer
x/3
Hope this helped uou, have a good day bro cya)
can someone help me please
Answer:
#5) Its line “k”
Well to solve this you need to know what negative slopes are.
They decrease from height from left to right
And also a slope is always calculated like this
rise -> run
Think of it like a bed.
You have to wake up which means you have to rise and then you run to do whatever it is you gotta do.
Rise is going vertical and run is going horizontal.
So for line K you have it because since its negative its -3/1 so technically its -3 rise(basically fall since its negative), 1 run (right).
#6) 1/2 is the slope of line N. Or (c)
Well n is a potsive slope so we can automatically remove a and b.
And we can count like this, it started from the orgin it looks like (but you can use any given point really) and then just follow it, rise 1 and run 2. Rise 2 and run 3 doesn’t work so it has to be 1.2 or (c)