Exponents Expressed As Roots

With an exponent you can express it as a .....

Original Exponent:

Express it as a fraction:

Express it as a root:

plugging the above into a calculator yields . Did I do something incorrect, shouldn't it equal like the other examples? Am I doing something incorrectly? Thanks

Re: Exponents Expressed As Roots

Quote:

Originally Posted by

**allyourbass2212** Express it as a root:

plugging the above into a calculator yields

. Did I do something incorrect, shouldn't it equal

like the other examples? Am I doing something incorrectly? Thanks

Yes, I think you are not using your parentheses correctly in the first two expressions.

What you were probably calculating was

which is how your calculator would interpret 7*5^1/2 if you don't put parentheses around the exponent (remember that exponents have higher precedence than division in the order of operations).