Evaluate
8\left(x+2\right)^{2}-5
Expand
8x^{2}+32x+27
Graph
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8\left(x^{2}+4x+4\right)-5
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(x+2\right)^{2}.
8x^{2}+32x+32-5
Use the distributive property to multiply 8 by x^{2}+4x+4.
8x^{2}+32x+27
Subtract 5 from 32 to get 27.
8\left(x^{2}+4x+4\right)-5
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(x+2\right)^{2}.
8x^{2}+32x+32-5
Use the distributive property to multiply 8 by x^{2}+4x+4.
8x^{2}+32x+27
Subtract 5 from 32 to get 27.
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