Question

I have 3 math questions i need help with!!


Which of the following is a possible rational zero for the polynomial 3x3 + 5x2 - 4x + 4?
A: -3 B:0 C:2/3 D: 3/4
I Know its not -3

Which of the following is a possible rational zero for the polynomial 2x3 + 7x2 - 5x + 5?
A:-2 B:0 C: 1/5 D: 1/2
I know it isnt -2
Which of the following is a zero of the function f(x) = x3 - 7x2 + 7x + 15
A: -5 B:-3 C: -1 D:1

Answer 1

all the numbers after the x are suppose to be exponents

Answer 2

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Answer 3

What???

Answer 4

u herd me nuger betch