Question

Select the factored form of the expression. If it cannot be factored, select” already in factored form.”
121x^4-16
a. (11x^2+16)(11x^2-16)
b. (11x^2-4)(11x^2-4)
c. already in factored form
d. (11x^2+4)(11x^2-4)

Answer 1

Factor 121x4−16
121x4−16
=(11x2+4)(11x2−4)
Answer:
(11x2+4)(11x2−4)

Answer 2

D

Answer 3

thank you :D

Answer 4

your welcome