Evaluate
4\left(x-4\right)^{2}-2
Expand
4x^{2}-32x+62
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4\left(x^{2}-8x+16\right)-2
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(x-4\right)^{2}.
4x^{2}-32x+64-2
Use the distributive property to multiply 4 by x^{2}-8x+16.
4x^{2}-32x+62
Subtract 2 from 64 to get 62.
4\left(x^{2}-8x+16\right)-2
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(x-4\right)^{2}.
4x^{2}-32x+64-2
Use the distributive property to multiply 4 by x^{2}-8x+16.
4x^{2}-32x+62
Subtract 2 from 64 to get 62.
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