SOLUTION: This one is giving me a fit.
Simplify.
5w^9 z^7* 3w^-2 z^-4 x^5 * 4x^-5
Use only positive exponents to write your answer.
Algebra.Com
Question 187678: This one is giving me a fit.
Simplify.
5w^9 z^7* 3w^-2 z^-4 x^5 * 4x^-5
Use only positive exponents to write your answer.
Found 2 solutions by stanbon, jim_thompson5910:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Simplify.
5w^9 z^7* 3w^-2 z^-4 x^5 * 4x^-5
----
(5*3*1*1*4)*(w^9*w^-2)*(z^7*z^-4)*(x^5*x^-5)
= 60 w^7 z^3
=================
Cheers,
Stan H.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Note: whenever you have negative exponents raised over a fraction, you simply flip the fraction to make the exponents positive.
For example:
In this case, , , and
So
becomes
----------------------------------------------------------
Start with the given expression.
Combine and multiply the fractions.
Multiply
Now subtract the exponents to divide. Only subtract the exponents of the common terms.
Subtract
Simplify
So as long as , and
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