Expand
-16x^{2}-8x-1
Evaluate
-\left(4x+1\right)^{2}
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-\left(16x^{2}+8x+1\right)
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(4x+1\right)^{2}.
-16x^{2}-8x-1
To find the opposite of 16x^{2}+8x+1, find the opposite of each term.
-\left(16x^{2}+8x+1\right)
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(4x+1\right)^{2}.
-16x^{2}-8x-1
To find the opposite of 16x^{2}+8x+1, find the opposite of each term.
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