1) Given that p(-3), p(-1), and p(5)=0, which expression could be p(x)?

Question

A)x^3-x^2-17x-15
B)x^3+x^2-17x+15
C)x^3-3x^2-13x+15**
D)x^3-9x^2+23x-15

2) Coaches in a football conference had the option to vote for or against a rule change. The table below shows the results.

4 people said against and 7 people said for.

Which is closest to the percent of the number of coaches in the table who voted for the rule change?
A) 36%
B) 64%
C) 40%
D) 70%**

Are the answers I chose correct? Please let me know. Thank you!

Answer 1

#1 Nope
(C) is (x+3)(x-1)(x-5)
You want (x+3)(x+1)(x-5)

#2 Nope
There are a total of 11 votes, so for is

7/11 = 64%

Answer 2

x^3+x^2-17x+15