Evaluate
7x^{5}-6x^{4}+13x^{3}-3x^{2}+12x+8
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7x^{5}-6x^{4}+13x^{3}-3x^{2}+12x+8
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7x^{5}+4x^{3}-2x^{2}+12x+5-6x^{4}+9x^{3}-x^{2}+3
To find the opposite of 6x^{4}-9x^{3}+x^{2}-3, find the opposite of each term.
7x^{5}+13x^{3}-2x^{2}+12x+5-6x^{4}-x^{2}+3
Combine 4x^{3} and 9x^{3} to get 13x^{3}.
7x^{5}+13x^{3}-3x^{2}+12x+5-6x^{4}+3
Combine -2x^{2} and -x^{2} to get -3x^{2}.
7x^{5}+13x^{3}-3x^{2}+12x+8-6x^{4}
Add 5 and 3 to get 8.
7x^{5}+4x^{3}-2x^{2}+12x+5-6x^{4}+9x^{3}-x^{2}+3
To find the opposite of 6x^{4}-9x^{3}+x^{2}-3, find the opposite of each term.
7x^{5}+13x^{3}-2x^{2}+12x+5-6x^{4}-x^{2}+3
Combine 4x^{3} and 9x^{3} to get 13x^{3}.
7x^{5}+13x^{3}-3x^{2}+12x+5-6x^{4}+3
Combine -2x^{2} and -x^{2} to get -3x^{2}.
7x^{5}+13x^{3}-3x^{2}+12x+8-6x^{4}
Add 5 and 3 to get 8.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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