Question

Multiply, Give your answer in standard form. (2n2-7n+2)(3n+1)
A) 6n3-23n2-n+2
B) 6n3-19n2-n+2
C) 6n3-19n2-13n+2
D)6n3+23n2+13n+2

Answer 1

=−9n2+3n+2

Answer 2

So..........it should be D

Answer 3

Thanks Ill fan you!

Answer 4

(2n2-7n+2)(3n+1)=
(2n2)(3n+1) + (-7n)(3n+1) +(2)(3n+1) =
6n^3 +2n^2 -21n^2 -7n +6n +2

Answer 5

Can you also answer this one please...
The area o a rectangular painting is given by the trinomial x2+4x-21. What are the possible dimensions of the painting? Use factoring.
A) (x+7) and (x+3)
B) (x-7) and (x+3)
C) (x-7) and (x-3)
D) (x+7) and (x-3)

Answer 6

x2+4x-21=
(x+2)^2-4 -21
=(x+2)^2-25
=(x+2-5) (x+2+5)

Answer 7

? lol