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Evaluate 2y squared(x+y) when x=8 and y=3?

2007-10-11 06:56:26 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

2 answers

2y(sq)*{x+y}
x=8,y=3
=2*(3)sq*{8+3}
=2*(9)*{11} [as 3(sq)=9}
=2*99
=198

2007-10-11 07:16:02 · answer #1 · answered by Romi 2 · 0⤊ 0⤋

2 y ² (x + y) = (18) (11) = 198

2007-10-11 08:31:43 · answer #2 · answered by Como 7 · 0⤊ 0⤋

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