find the value of a and the value of b :
4x2 - 4x - 15 is a factor of 4x3 + ax2 + bx + 30. ​

Groundwater _____. forms when precipitation seeps into the soil exists above the earth's surface is impossible to pollute is not a usable water source for humans hello i give points!Describe how the data is dispersed in a box plot with the following data set: 25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, 24. Some functions of cellular organelles are given below.a)Protein synthesisb)Cellular respirationc)Detoxify certain compoundsThe organelles that perform the above functions are given respectively in which option?(a) Mitochondrium,Ribosome, Plastid(b) Ribosome,Mitochondrium, EndoplasmicReticulumO (c) Ribosome, Golgy body,Endoplasmic reticulum(d) Ribosome, Plastid,Endoplasmic reticulum what is the triceratops animal kingdom A pet store has 115 fish that need to be placed into fish tanks. Each tank can hold 6 fish. How many tanks does the store need for the fish? Which development best illustrates why world war I is classified as a total war? 3. Two dice are rolled. Whats the conditional probability that both dice are 5s if its known that the sum of points is divisible by 5? Was foreign policy after World War II focused more on collaboration or competition between the world's superpowers?After the Second World War, only the U.S. and the Soviet Union were considered superpowers. How did their philosophies differ? Did they work together or did they work against one another? What are properties of rocks f(x) = 3x + 10f(x)-3-2-1-4 Which of the following best explains the role that domination of Asian trade routes in the north and multiple seaports in the east,west,and south had on the Indian subcontinent Please help me with this discussion assignment. I been posting it multiple times hopping for an answer. Its an urgent assignment. Help asap!Give some thought to the changes that the Spanish brought to California. Think about the effect the Spanish had on Modern California/California today reverend parris did not want to expose the fact that the girls lied because___A.nobody would believe it and chaos or further mass hysteria would result B.he would be seen as a liar, tooC.it would make the church officials look like liarsD.his daughter would be seen as a liar, too, and his reputation be ruined provide one term:when businesses produce goods and services that consumers do not want Which structure describes a Shakespearean sonnet?fourteen lines with ten syllables, but varying rhyme schemesthree rhyming quatrains followed by a rhyming couplettwo seven-line stanzas with a repeated rhyme schemeseven stanzas of rhyming couplets Which of the following has been a long-term effect of the Industrial Revolution ?a) Increase environmental damageb) Greater international peacec) A reduction in the population worldwided) More even distribution of wealth The authors purpose here is to describe his perspective about the falcons he encountered. Which descriptive details create imagery that support the authors purpose? Check all that apply.in the mountains hereabouts are bredthe swiftest in flightyou may take my wordfly at such incalculable speedno bird can escape them by flight whats the value of x? -5(x + 7) = -14 + 2x The agricultural practice of irrigation leaves behind which pollutant in thesoil?O A. SaltB. Acidic compoundsC. Nitrogen compoundsD. PesticidesThe answer is Salt !! Find the area of the shaded figure. The area is square units (AREA OF COMPOSITE FIGURES)