Evaluate
20\left(x-1\right)^{2}-6
Expand
20x^{2}-40x+14
Graph
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5\left(4x^{2}-8x+4\right)-6
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(2x-2\right)^{2}.
20x^{2}-40x+20-6
Use the distributive property to multiply 5 by 4x^{2}-8x+4.
20x^{2}-40x+14
Subtract 6 from 20 to get 14.
5\left(4x^{2}-8x+4\right)-6
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(2x-2\right)^{2}.
20x^{2}-40x+20-6
Use the distributive property to multiply 5 by 4x^{2}-8x+4.
20x^{2}-40x+14
Subtract 6 from 20 to get 14.
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