Answer:
at this point just hack it
Answer:
I'm pretty sure that the answer is 5. Correct me if i'm wrong
Step-by-step explanation:
Answer:
C .......
Step-by-step explanation:
X^4 - 5x^2 - 36 = 0
(x^2 - 9)(x^2 + 4) = 0
(x-3)(x+3)(x-2)(x+2) = 0
x = -3, -2, 2, 3
