How do you evaluate a^2+b-c^2 given a=12, b=9, c=4?
1 Answer
Aug 21, 2017
Explanation:
"substitute the given values into the expression"
rArra^2+b-c^2
=(12xx12)+9-(4xx4)
=144+9-16larrcolor(blue)" evaluate from left to right"
=153-16
=137