How to solve (16a+4b)²?
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(A+B)²=A²+B²+2AB
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ritikaraj967:
yup its correct
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a2 + b2 + 2 ab
16a2 + 4b2 + 2 (16)(4)
256a2 + 16b2 + 128ab
16a2 + 4b2 + 2 (16)(4)
256a2 + 16b2 + 128ab
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