SOLUTION: Factor 16x⁴-81 I have but im not sure if it the correct way to do the problem (4x²+9)(4x²-9) (4x²+9)(2x+3)(2x-3)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor 16x⁴-81 I have but im not sure if it the correct way to do the problem (4x²+9)(4x²-9) (4x²+9)(2x+3)(2x-3)       Log On


   

Question 673816: Factor
16x⁴-81
I have but im not sure if it the correct way to do the problem
(4x²+9)(4x²-9)
(4x²+9)(2x+3)(2x-3)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

16x⁴-81 = (4x²+9)(4x²-9)=(4x²+9)(2x+3)(2x-3)   Good work.