Question

I cant get into the math section because it keeps loosing conection.
Did I get this right?
Find the product (7x^3 + 5x)(2x^2 - 1)
A) 7x^3 + 10x^2 - 5x
B) 14x^5 - 7x^3 + 10x^2 - 5x (answer I got)
C) 14x^5 + 3x^3 - 5x
D) 17x^3 - 5x

Answer 1

@dusty

Answer 2

check your work again it should be C darlin (:

Answer 3

ok i'll check :)

Answer 4

to do this I have to do this with it right? * is for multiplication

(7x^3 * 2x^2) + (7x^3 * -1) + (5x * 2x^2) + (5x * -1)

Answer 5

@Mertsj

Answer 6

\[(7x^3)(2x^2)+(7x^3)(-1)+(5x)(2x^2)+(5x)(-1)=14x^5-7x^3+10x^3-5x\]

Answer 7

\[14x^5+3x^3-5x\]

Answer 8

oh ok I get it now.. thank you @Mertsj

Answer 9

yw