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Write the expansion for(a+1)^3 |
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Answer» (a³+2a²+3a+2). Step-by-step EXPLANATION: = (a+1)(a+1)(a+1) = (a²+1+a+1)(a+1) = (a²+a+2)(a+1) = (a³+a²+2a+a²+a+2) = (a³+2a²+3a+2) |
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