Evaluate
12+3x+7x^{2}-2x^{3}
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12+3x+7x^{2}-2x^{3}
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3x^{3}+3x+9-\left(5x^{3}-7x^{2}-3\right)
Subtract 9 from 6 to get -3.
3x^{3}+3x+9-5x^{3}+7x^{2}+3
To find the opposite of 5x^{3}-7x^{2}-3, find the opposite of each term.
-2x^{3}+3x+9+7x^{2}+3
Combine 3x^{3} and -5x^{3} to get -2x^{3}.
-2x^{3}+3x+12+7x^{2}
Add 9 and 3 to get 12.
3x^{3}+3x+9-\left(5x^{3}-7x^{2}-3\right)
Subtract 9 from 6 to get -3.
3x^{3}+3x+9-5x^{3}+7x^{2}+3
To find the opposite of 5x^{3}-7x^{2}-3, find the opposite of each term.
-2x^{3}+3x+9+7x^{2}+3
Combine 3x^{3} and -5x^{3} to get -2x^{3}.
-2x^{3}+3x+12+7x^{2}
Add 9 and 3 to get 12.
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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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