Question

Multiply (x – 4)(x2 – 3x + 5).

Answer 1

options:
x3 + 5x2 + 5x – 20
x3 + 2x2 + 8x – 20
x3 – x2 + 7x – 20
x3 – 7x2 + 17x – 20

Answer 2

just distribute it

Answer 3

i know i foiled but im confused. can i show you what i got?

Answer 4

yea sure

Answer 5

ok so i got x^3 - 3x^2 + 5x - 4x^2 + 12x -20

Answer 6

but when you combine the -3x^2 and the - 4x^2, do you get -1x^2 or -7x^2

Answer 7

Multiply (x – 4)(x2 – 3x + 5).

is the same as

(x)(x2 – 3x + 5)- (4)(x2 – 3x + 5).

distribute thos 2 and add then collect the common terms together