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