Exponents: Is the Answer Positive or Negative?

Exponents: Is the Answer Positive or Negative?
  • Currently 3.0/5 Stars.
618 views - 00:04:33
Part of video series Exponents
Taught by msnewburn
Strategies for simplifying exponents in expressions containing negative numbers.
  • How do you simplify exponents?
  • If a negative number is squared, is the answer positive or negative?
This video explains why a negative number squared should equal a positive, and why this is so often mixed up because of missing parentheses. If you are one of those people who gets -4 when you square -2, this video is for you!
  • Currently 3.0/5 Stars.
Reviewed by MathVids Staff on October 06, 2008.
 
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