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a+6b+9c
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a+6b+9c
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-\left(-a\right)-\left(-6b\right)-\left(-9c\right)
To find the opposite of -a-6b-9c, find the opposite of each term.
-\left(-a\right)+6b-\left(-9c\right)
The opposite of -6b is 6b.
-\left(-a\right)+6b+9c
The opposite of -9c is 9c.
a+6b+9c
Multiply -1 and -1 to get 1.
-\left(-a\right)-\left(-6b\right)-\left(-9c\right)
To find the opposite of -a-6b-9c, find the opposite of each term.
-\left(-a\right)+6b-\left(-9c\right)
The opposite of -6b is 6b.
-\left(-a\right)+6b+9c
The opposite of -9c is 9c.
a+6b+9c
Multiply -1 and -1 to get 1.
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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