Evaluate
4x^{2}+10x+3y^{2}-1
Expand
4x^{2}+10x+3y^{2}-1
Share
Copied to clipboard
5y^{2}-5x^{2}+3x-8-2y^{2}+9x^{2}+7x+7
To find the opposite of 2y^{2}-9x^{2}-7x-7, find the opposite of each term.
3y^{2}-5x^{2}+3x-8+9x^{2}+7x+7
Combine 5y^{2} and -2y^{2} to get 3y^{2}.
3y^{2}+4x^{2}+3x-8+7x+7
Combine -5x^{2} and 9x^{2} to get 4x^{2}.
3y^{2}+4x^{2}+10x-8+7
Combine 3x and 7x to get 10x.
3y^{2}+4x^{2}+10x-1
Add -8 and 7 to get -1.
5y^{2}-5x^{2}+3x-8-2y^{2}+9x^{2}+7x+7
To find the opposite of 2y^{2}-9x^{2}-7x-7, find the opposite of each term.
3y^{2}-5x^{2}+3x-8+9x^{2}+7x+7
Combine 5y^{2} and -2y^{2} to get 3y^{2}.
3y^{2}+4x^{2}+3x-8+7x+7
Combine -5x^{2} and 9x^{2} to get 4x^{2}.
3y^{2}+4x^{2}+10x-8+7
Combine 3x and 7x to get 10x.
3y^{2}+4x^{2}+10x-1
Add -8 and 7 to get -1.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}