SOLUTION: Can someone please help me factor this??? 9x to the two seventh power minus 5x to the negative four seventh power

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: Can someone please help me factor this??? 9x to the two seventh power minus 5x to the negative four seventh power       Log On


   

Question 64596: Can someone please help me factor this???
9x to the two seventh power minus 5x to the negative four seventh power
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
9x^(2/7) - 5x^(4/7)
:
You know that x^(4/7) is equal to x^(2/7) * x^(2/7), add the exponents;
so you can factor like this:
:
x^(2/7)[9 - 5x^(2/7)]
:
does this help?