Problema Solution
6.Will the number (-2)×(-2)×(-2)×(-2)×... consisting of 350 (-2)’s be a positive or negative number? Explain.
Answer provided by our tutors
positive because 350 in an even number:
(-2)^350 = ((-2)^2)^175 = ((-1)^2 * 2^2)^175 = (2^2)^175 = 2^350