Evaluate
3\left(x+2\right)\left(3x+5\right)
Expand
9x^{2}+33x+30
Graph
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9x^{2}+30x+25+3x+5
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(3x+5\right)^{2}.
9x^{2}+33x+25+5
Combine 30x and 3x to get 33x.
9x^{2}+33x+30
Add 25 and 5 to get 30.
9x^{2}+30x+25+3x+5
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(3x+5\right)^{2}.
9x^{2}+33x+25+5
Combine 30x and 3x to get 33x.
9x^{2}+33x+30
Add 25 and 5 to get 30.
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