If x square +9y square =9 and x=1, find (2x+6y) whole square
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it may help you
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ok bro
Step-by-step explanation:
(2x+6y)²
(2×1+6y )²
(2+6y )²
as you told earlier x²+9y=9
so its similar to x²+6y=6
(2+6=8)²
so its will be 8²
means 8²=64
did it helps?
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