SOLUTION: Perform the indicated operation. 14x to the 4th power - 21x to the 3rd power + 7x squared OVER 7x squared

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Perform the indicated operation. 14x to the 4th power - 21x to the 3rd power + 7x squared OVER 7x squared      Log On


   



Question 115089: Perform the indicated operation.
14x to the 4th power - 21x to the 3rd power + 7x squared OVER 7x squared

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!
Start with remembering the following facts: %28a%2Bb%29%2Fc=a%2Fc%2Bb%2Fc and x%5Ea%2Fx%5Eb=x%5E%28a-b%29.

%2814x%5E4-21x%5E3%2B7x%5E2%29%2F7x%5E2

%2814x%5E4%2F7x%5E2%29-%2821x%5E3%2F7x%5E2%29%2B%287x%5E2%2F7x%5E2%29

2x%5E2-3x%2B1

Hope this helps,
John