Evaluate
b-ab
Expand
b-ab
Share
Copied to clipboard
1-a-\left(1-b-a+ab\right)
Apply the distributive property by multiplying each term of 1-a by each term of 1-b.
1-a-1-\left(-b\right)-\left(-a\right)-ab
To find the opposite of 1-b-a+ab, find the opposite of each term.
1-a-1+b-\left(-a\right)-ab
The opposite of -b is b.
1-a-1+b+a-ab
The opposite of -a is a.
-a+b+a-ab
Subtract 1 from 1 to get 0.
b-ab
Combine -a and a to get 0.
1-a-\left(1-b-a+ab\right)
Apply the distributive property by multiplying each term of 1-a by each term of 1-b.
1-a-1-\left(-b\right)-\left(-a\right)-ab
To find the opposite of 1-b-a+ab, find the opposite of each term.
1-a-1+b-\left(-a\right)-ab
The opposite of -b is b.
1-a-1+b+a-ab
The opposite of -a is a.
-a+b+a-ab
Subtract 1 from 1 to get 0.
b-ab
Combine -a and a to get 0.
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}