is x squared plus y squared is equal to 14 and X Y is equal to 5 find the value of (x+y) square
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5
given
x²+y²=14 and xy=5
we know that
(x+y)²=x²+2xy+y²
(x+y)²=14+2(5)
(x+y)²=14+10=24
so value of (x+y)² is 24
x²+y²=14 and xy=5
we know that
(x+y)²=x²+2xy+y²
(x+y)²=14+2(5)
(x+y)²=14+10=24
so value of (x+y)² is 24
Ausam:
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Answered by
2
the square (X+Y)
(X+Y)=14+2×5=14+10=24
(X+Y)=14+2×5=14+10=24
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