1/2 (a+b)-(a-b)^2 What is the value of the expression when a=18 and b=14

asked Jun 25, 2019 15.7k views

3 votes

1/2 (a+b)-(a-b)^2
What is the value of the expression when a=18 and b=14

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4 votes

your answer would be 0

Phizzy answered Jun 27, 2019

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3 votes

$(1)/(2) (18 + 14) - (18 - 14) {}^(2)$

$(1)/(2) (32) - (4) {}^(2)$

16 - 8

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