Question

Help Please!

Which of the following is a zero of the function f(x) = 5x4 + 11x3 - 48x2 - 110x - 20.

Answer 1

options?

Answer 2

A. -3
B. -2
C. 0
D. 3

Answer 3

@neer2890

Answer 4

put the values inplace of x
for e.g., for -3
f(-3)= 5*(-3)^4+11(-3)^3-48(-3)^2-110(-3)-20
and check for which value the function becomes zero.

Answer 5

it's B.

Answer 6

Alright, I'll try it out, thank you