Evaluate
16\left(2x-1\right)^{2}+7
Expand
64x^{2}-64x+23
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4\left(16x^{2}-16x+4\right)+7
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(4x-2\right)^{2}.
64x^{2}-64x+16+7
Use the distributive property to multiply 4 by 16x^{2}-16x+4.
64x^{2}-64x+23
Add 16 and 7 to get 23.
4\left(16x^{2}-16x+4\right)+7
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(4x-2\right)^{2}.
64x^{2}-64x+16+7
Use the distributive property to multiply 4 by 16x^{2}-16x+4.
64x^{2}-64x+23
Add 16 and 7 to get 23.
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