SOLUTION: What expression raised to the fourth power is 81x^12y^8z^16?

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Question 39575This question is from textbook Beginning Algebra
: What expression raised to the fourth power is 81x^12y^8z^16?
This question is from textbook Beginning Algebra

Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
Get: 81x%5E12y%5E8z%5E16
Need: %283x%5E3y%5E2z%5E4%29%5E4
To get this, what to the fourth gives you 81 .... x%5E4+=+81 or x+=+3
For exponents, an exponent to an exponent tells you to multiply the two numbers. %28x%5E3%29%5E4+=+x%5E12