if 3x - 2 y is equal to 5 and x y is equal to 6 evaluate 9 x square + 4 y square and 3x+2y
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Step-by-step explanation:
3x-2y=5
(3x-2y)^2=(5)^2
9x^2+4y^2-12xy=25
9x^2+4y^2-12 ×6=25
9x^2+4y^2=25+72
9x^2+4y^2=97
Answered by
2
Step-by-step explanation:
i only get the answer of 1 part
I am enable to find 2 one
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