Evaluate
21
Factor
3\times 7
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-1+2\left(-7+15\right)+6
Multiply 3 and 5 to get 15.
-1+2\times 8+6
Add -7 and 15 to get 8.
-1+16+6
Multiply 2 and 8 to get 16.
15+6
Add -1 and 16 to get 15.
21
Add 15 and 6 to get 21.
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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