Evaluate
\frac{21\left(180-x\right)}{x^{2}-180x+40500}
Expand
-\frac{21\left(x-180\right)}{x^{2}-180x+40500}
Graph
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\frac{3780-21x}{40500-x\left(180-x\right)}
Use the distributive property to multiply 21 by 180-x.
\frac{3780-21x}{40500-\left(180x-x^{2}\right)}
Use the distributive property to multiply x by 180-x.
\frac{3780-21x}{40500-180x-\left(-x^{2}\right)}
To find the opposite of 180x-x^{2}, find the opposite of each term.
\frac{3780-21x}{40500-180x+x^{2}}
The opposite of -x^{2} is x^{2}.
\frac{3780-21x}{40500-x\left(180-x\right)}
Use the distributive property to multiply 21 by 180-x.
\frac{3780-21x}{40500-\left(180x-x^{2}\right)}
Use the distributive property to multiply x by 180-x.
\frac{3780-21x}{40500-180x-\left(-x^{2}\right)}
To find the opposite of 180x-x^{2}, find the opposite of each term.
\frac{3780-21x}{40500-180x+x^{2}}
The opposite of -x^{2} is x^{2}.
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