find the value of 121 X square + 144 y square if (11 x + 12 y) equal 34 and xy equal to 2
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Step-by-step explanation:
121x*2+144y*2
= (11x)*2+(12y)*2
= (11x+12y)*2 -2.11x.12y
= 34*2 - 528
= 1156-528
= 628
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