Question

Use the formula a^2-b^2= (a+b)(a-b) to factor completely. What are the factors of 36x^8-49 ?

Answer 1

Answer:

(6x^4-7)(6x^4+7)

Step-by-step explanation:

36x^8-49

1. look for a gcf. since there isn't one, you move on to the next step.

2. what multiplies to what you need. you can do box method or diamond method.

3. (6x^4-7)(6x^4+7)