How do you insert parentheses, operation signs, and exponents to make -2 9 = 1 true?
1 Answer
Feb 15, 2016
#(-2)^3 +9#
Explanation:
#(=2)^3 = -2 xx -2 xx -2 = =-8# and - 8 + 9 = 1
#(-2)^3 +9#
#(=2)^3 = -2 xx -2 xx -2 = =-8# and - 8 + 9 = 1