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Expand :(x + 4)3 |
Answer» (x + 4)3 Comparing (x + 4)3 with (a + b)3, we have a = x and b = 4. (a + b)3 = a3 + 3a2b + 3ab2 + b3 (x + 4)3 = x3 + 3x2(4) + 3(x)(4)2 + 43 = x3 + 12x2 + 48x + 64 |
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