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What shall be the value of ? mark in the equation: ?^2 +〖65〗^2 = (160)^2 - (90)^2 -7191

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What shall be the value of ? mark in the equation: ?^2 +〖65〗^2 = (160)^2 - (90)^2 -7191
posted Aug 15, 2018 by anonymous

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1 Answer

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X^2 + 65^2 = 160^2 - 90^2 - 7191
X^2 = 6084
X = +78, -78.

answer Aug 15, 2018 by Tejas Naik
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