求解 (12s+1.5*41)^2 | Microsoft Math Solver

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\left(12s+61.5\right)^{2}

将 1.5 与 41 相乘，得到 61.5。

144s^{2}+1476s+3782.25

使用二项式定理 \left(a+b\right)^{2}=a^{2}+2ab+b^{2} 展开 \left(12s+61.5\right)^{2}。

\left(12s+61.5\right)^{2}

将 1.5 与 41 相乘，得到 61.5。

144s^{2}+1476s+3782.25

使用二项式定理 \left(a+b\right)^{2}=a^{2}+2ab+b^{2} 展开 \left(12s+61.5\right)^{2}。

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