addogl8iverebeebsam7 addogl8iverebeebsam7

21-10-2016
Mathematics

contestada

The product of a + 3 and –2a2 + 15a + 6 is –2a3 + xa2 + 51a + 18. Find the value of x? a. 3 b. 9 c. 12 d. 15

Respuesta :

nobillionaireNobley nobillionaireNobley

26-10-2016

(a + 3)(-2a^2 + 15a + 6) = -2a^3 + 15a^2 + 6a - 6a^2 + 45a + 18 = -2a^3 + 9a^2 + 51a + 18
Therefore, the value of x is 9.

Answer Link

Otras preguntas

true or false, A secondary source is a persons first hand account of an event or happening , or an original document?

sally and Hans started counting at the same time. sally counted on by tens from 300.Hans counted back by hundreds. after six counts, they had reached the same

What was a key reason for the post-war cash crunch in America?

compare and contrast a mountain range with a mountain system

Is a meat eater a herbivore or a carnivore

7x-8y=13 solve for y

Who invented assembly line production?

Hi,Please can you tell me if the text is well written in English. Can you correct my errors? Thank you to all.The Mona Lisa was painted between 1503 and 1507 by

(√3/2-1/2i)^2 Express in Stanford form a+bi

What effect did the Homestead Act have on westward expansion?