Factor 5x 4 - 30x 2 - 135
Hello,5x^4-30x²-135=5(x^4-6x²-27)=5(x²-9)(x²+3)=5(x-3)(x+3)(x²+3)
Answer:
5(x-3)(x+3)(x²+3)
Step-by-step explanation: