Evaluate
\left(5x-7\right)\left(x+9\right)
Expand
5x^{2}+38x-63
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5x^{2}+45x-7\left(x+9\right)
Use the distributive property to multiply 5x by x+9.
5x^{2}+45x-7x-63
Use the distributive property to multiply -7 by x+9.
5x^{2}+38x-63
Combine 45x and -7x to get 38x.
5x^{2}+45x-7\left(x+9\right)
Use the distributive property to multiply 5x by x+9.
5x^{2}+45x-7x-63
Use the distributive property to multiply -7 by x+9.
5x^{2}+38x-63
Combine 45x and -7x to get 38x.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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