Expand
p^{2}-2bp+b^{2}
Evaluate
\left(p-b\right)^{2}
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p^{2}-2pb+b^{2}
Use binomial theorem \left(m-n\right)^{2}=m^{2}-2mn+n^{2} to expand \left(p-b\right)^{2}.
p^{2}-2pb+b^{2}
Use binomial theorem \left(m-n\right)^{2}=m^{2}-2mn+n^{2} to expand \left(p-b\right)^{2}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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