What is the value of -9 + (2³ - 3²) ?
How do you solve for n when 27^n=9^4?
Why is x2 (x5) not x10. Why is it x7?
How do you write 32x5y5 with only one exponent and
have everything within one set of parentheses?
Simplify each of the following. Assume a, x, and y are not zero.
1) 103 over 102
2) –x2y over (-x2)2 y2