1/2(a+b)-(a-b)exponent2 when a=18 and b=14

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Milena Petrovic · Answer 1 · 2020-12-18T11:56:58+0000

Answer:

0

Explanation:

Substitute the given values for a and b into the expression

(1)/(2) (18 + 14) - (18 - 14)²

=
(1)/(2) × 32 - 4²

= 16 - 16

= 0