Evaluate
\left(10x+2.1\right)\times \frac{3x+7}{10}
Expand
3x^{2}+\frac{763x}{100}+1.47
Graph
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3x^{2}+0.63x+7x+1.47
Apply the distributive property by multiplying each term of 0.3x+0.7 by each term of 10x+2.1.
3x^{2}+7.63x+1.47
Combine 0.63x and 7x to get 7.63x.
3x^{2}+0.63x+7x+1.47
Apply the distributive property by multiplying each term of 0.3x+0.7 by each term of 10x+2.1.
3x^{2}+7.63x+1.47
Combine 0.63x and 7x to get 7.63x.
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