( 12 s + 1,5 \times 41 ) ^ { 2 }
Evaluate
\left(12s+61,5\right)^{2}
Expand
144s^{2}+1476s+3782,25
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\left(12s+61,5\right)^{2}
Multiply 1,5 and 41 to get 61,5.
144s^{2}+1476s+3782,25
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(12s+61,5\right)^{2}.
\left(12s+61,5\right)^{2}
Multiply 1,5 and 41 to get 61,5.
144s^{2}+1476s+3782,25
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(12s+61,5\right)^{2}.
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