please help me evaluate a squared - (b + c) if a = 8, b = 17, and c = 21 is it 102, 26 or 47?

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please help me evaluate a squared - (b + c) if a = 8, b = 17, and c = 21

2007-04-09 08:17:24 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

a^2 - (b + c)
(8)^2 - (17 + 21)
64 - (38)
26

2007-04-09 08:22:48 · answer #1 · answered by Anonymous · 0⤊ 0⤋

8^2-(17+21)
64-38=26

2007-04-09 15:24:41 · answer #2 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋