One zero of the polynomial function f(x) = x3 + x2 + 20x is x = 0. what are the zeros of the polynomial function?
a. 0, −5, −4
b. 0, −5, 4
c. 0, 5, −4
d. 0, 5, 4

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base