Evaluate
64x^{2}-36x+4
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64x^{2}-36x+4
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x^{2}-4x+4-\left(x^{2}+32x\right)+64x^{2}
Use the distributive property to multiply x by x+32.
x^{2}-4x+4-x^{2}-32x+64x^{2}
To find the opposite of x^{2}+32x, find the opposite of each term.
-4x+4-32x+64x^{2}
Combine x^{2} and -x^{2} to get 0.
-36x+4+64x^{2}
Combine -4x and -32x to get -36x.
x^{2}-4x+4-\left(x^{2}+32x\right)+64x^{2}
Use the distributive property to multiply x by x+32.
x^{2}-4x+4-x^{2}-32x+64x^{2}
To find the opposite of x^{2}+32x, find the opposite of each term.
-4x+4-32x+64x^{2}
Combine x^{2} and -x^{2} to get 0.
-36x+4+64x^{2}
Combine -4x and -32x to get -36x.
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