Expand
3x^{2}-30x+75
Evaluate
3\left(5-x\right)^{2}
Graph
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3\left(25-10x+x^{2}\right)
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(5-x\right)^{2}.
75-30x+3x^{2}
Use the distributive property to multiply 3 by 25-10x+x^{2}.
3\left(25-10x+x^{2}\right)
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(5-x\right)^{2}.
75-30x+3x^{2}
Use the distributive property to multiply 3 by 25-10x+x^{2}.
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