Question

What polynomial has roots of -5, -4, and 1 ?

x^3 - 8x^2 - 11x + 20

x^3 - x^2 + 22x + 40

x^3 + x^2 - 22x - 40

x^3 + 8x^2 + 11x - 20

Answer 1

@KirbyLegs last question i promise lol

Answer 2

@sourwing could you help with this?

Answer 3

\[\left( x+5 \right)\left( x+4 \right)\left( x-1 \right)=0\]
solve.

Answer 4

solve means multiply

Answer 5

im doing it now, wait 1 sec

Answer 6

its D?

Answer 7

yes
Here 5*4*-1=-20
which is only D option
If you have more options with -20 ,then you have to proceed as above.

Answer 8

thank you!

Answer 9

yw