Expand
18x^{2}+24x+7
Evaluate
2\left(3x+2\right)^{2}-1
Graph
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2\left(9x^{2}+12x+4\right)-1
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(3x+2\right)^{2}.
18x^{2}+24x+8-1
Use the distributive property to multiply 2 by 9x^{2}+12x+4.
18x^{2}+24x+7
Subtract 1 from 8 to get 7.
2\left(9x^{2}+12x+4\right)-1
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(3x+2\right)^{2}.
18x^{2}+24x+8-1
Use the distributive property to multiply 2 by 9x^{2}+12x+4.
18x^{2}+24x+7
Subtract 1 from 8 to get 7.
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Limits
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