Simplify Algebraic Expression...1

[nycmathguy]

College Algebra
Chapter 1

Simplify each expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, assume that the base is not zero.

 

[MathLover1]

correct

 

[nycmathguy]

correct

Amazing. I got this right but scientific notation problems wrong.