5 question of this identity.
(a+b)^2=a^2+b^2+2ab
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Answered by
1
Step-by-step explanation:
solve dear and feel the formula
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Answered by
1
Step-by-step explanation:
(3x+2y)² = (3x)²+(2y)+2×3x×2y
9X²+4Y²+12XY
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