solve it. it is very urgent
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given, 3x-4y=10
squaring on both side. you get
(3x)^2+(4y)^2-24xy=100
substitute xy=-1 in the equation. you get
(3x)^2+(4y)^2+24=100
transpose 24 the RHS
(3x)^2+(4y)^2=76
9x^2+16x^2=76
hope this helps you
squaring on both side. you get
(3x)^2+(4y)^2-24xy=100
substitute xy=-1 in the equation. you get
(3x)^2+(4y)^2+24=100
transpose 24 the RHS
(3x)^2+(4y)^2=76
9x^2+16x^2=76
hope this helps you
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