Question

this question asks me to write a cubic equation with its only x-intercept at (4,0),

Answer 1

I have been substituting in values and was wondering if someone would be willing to walk me through how to do this.

Answer 2

I can try

Answer 3

so first, what does it mean for a function to be cubic?

Answer 4

it means that it must be in the form f(x) = ax^3 + bx^2 + cx +d

Answer 5

ok good, so if we graph just x^3

Answer 6

what part causes us trouble for only having one x-intercept

Answer 7

what part of our domain that is?

Answer 8

sorry that was copied in there!

Answer 9

? I don't understand

Answer 10

sorry, i got the problem and then the computer glitched out, my bad!

Answer 11

oh ok