Evaluate
\frac{\left(3-2x\right)^{2}}{4}
Expand
x^{2}-3x+\frac{9}{4}
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\frac{9}{4}-3x+x^{2}
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(\frac{3}{2}-x\right)^{2}.
\frac{9}{4}-3x+x^{2}
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(\frac{3}{2}-x\right)^{2}.
Examples
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