Evaluate
9\left(3-y\right)\left(x+4\right)
Expand
108-36y+27x-9xy
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\left(9x+36\right)\left(3-y\right)
Use the distributive property to multiply 9 by x+4.
27x-9xy+108-36y
Apply the distributive property by multiplying each term of 9x+36 by each term of 3-y.
\left(9x+36\right)\left(3-y\right)
Use the distributive property to multiply 9 by x+4.
27x-9xy+108-36y
Apply the distributive property by multiplying each term of 9x+36 by each term of 3-y.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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