if 2x+y = 14 & xy =6 find the value of 4x square +y square...pls solve
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kavana73:
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It is given that 2x + y = 14 and xy = 6
Squaring on both sides,
4x²+y²+4xy = 196
4x²+y²+24=196
⇒ 4x²+y²=172
wrong
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