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-4x^{2}-15a-64
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-4x^{2}-15a-64
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a-4x^{2}-16a-64
Use the distributive property to multiply -4 by x^{2}+4a+16.
-15a-4x^{2}-64
Combine a and -16a to get -15a.
a-4x^{2}-16a-64
Use the distributive property to multiply -4 by x^{2}+4a+16.
-15a-4x^{2}-64
Combine a and -16a to get -15a.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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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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