Mister Exam

Lang:

How to use it?
Least common denominator:
((x-x2+t)/2-x1+(abs((x-x2+t)/2-x1)))/2
(x/x^2-4+x/(x-2)^2)*(2-x)^2/2*x-x/x+2
(x-x^2/280)*(1-x/140)
x/x^2-25+5/5-x+1/x+5
Factor polynomial:
z^2+2*z+5
y*y/x-x^2+x*y/x-y^2
y*x-y^a+3*x-3*a
y^x*y^3-y-1+y^x*y
Factor squared:
y^4+4*y^2+3
-y^4-4*y^2-2
-y^4+4*y^2-2
-y^4+4*y^2+2
How do you in partial fractions?:
exp(-x)/(1+E^(-x))^2
4-4s-(s^2+s+1)*(4s^2-6)/((-s*(s^2+2*s+2)))
(2-i)^2-z/i+((4-i)*i^7)/(i-2)
1/(x-x^2)
Identical expressions
(x-x^ two / two hundred and eighty)*(one -x/ one hundred and forty)
(x minus x squared divide by 280) multiply by (1 minus x divide by 140)
(x minus x to the power of two divide by two hundred and eighty) multiply by (one minus x divide by one hundred and forty)
(x-x2/280)*(1-x/140)
x-x2/280*1-x/140
(x-x²/280)*(1-x/140)
(x-x to the power of 2/280)*(1-x/140)
(x-x^2/280)(1-x/140)
(x-x2/280)(1-x/140)
x-x2/2801-x/140
x-x^2/2801-x/140
(x-x^2 divide by 280)*(1-x divide by 140)
Similar expressions
(x-x^2/280)*(1+x/140)
(x+x^2/280)*(1-x/140)

Least common denominator (x-x^2/280)*(1-x/140)

You have entered [src]

/      2\          
|     x | /     x \
|x - ---|*|1 - ---|
\    280/ \    140/

$$\left(- \frac{x}{140} + 1\right) \left(- \frac{x^{2}}{280} + x\right)$$

(x - x^2/280)*(1 - x/140)

Factorization [src]

x*(x - 140)*(x - 280)

$$x \left(x - 140\right) \left(x - 280\right)$$

(x*(x - 140))*(x - 280)

General simplification [src]

x*(-280 + x)*(-140 + x)
-----------------------
         39200

$$\frac{x \left(x - 280\right) \left(x - 140\right)}{39200}$$

x*(-280 + x)*(-140 + x)/39200

Fraction decomposition [src]

x - 3*x^2/280 + x^3/39200

$$\frac{x^{3}}{39200} - \frac{3 x^{2}}{280} + x$$

       2      3 
    3*x      x  
x - ---- + -----
    280    39200

Trigonometric part [src]

          /      2\
/     x \ |     x |
|1 - ---|*|x - ---|
\    140/ \    280/

$$\left(1 - \frac{x}{140}\right) \left(- \frac{x^{2}}{280} + x\right)$$

(1 - x/140)*(x - x^2/280)

Rational denominator [src]

          /   2        \
(140 - x)*\- x  + 280*x/
------------------------
         39200

$$\frac{\left(140 - x\right) \left(- x^{2} + 280 x\right)}{39200}$$

(140 - x)*(-x^2 + 280*x)/39200

Common denominator [src]

       2      3 
    3*x      x  
x - ---- + -----
    280    39200

$$\frac{x^{3}}{39200} - \frac{3 x^{2}}{280} + x$$

x - 3*x^2/280 + x^3/39200

Numerical answer [src]

(1.0 - 0.00714285714285714*x)*(x - 0.00357142857142857*x^2)

(1.0 - 0.00714285714285714*x)*(x - 0.00357142857142857*x^2)

Combinatorics [src]

x*(-280 + x)*(-140 + x)
-----------------------
         39200

$$\frac{x \left(x - 280\right) \left(x - 140\right)}{39200}$$

x*(-280 + x)*(-140 + x)/39200

Powers [src]

          /      2\
/     x \ |     x |
|1 - ---|*|x - ---|
\    140/ \    280/

$$\left(1 - \frac{x}{140}\right) \left(- \frac{x^{2}}{280} + x\right)$$

(1 - x/140)*(x - x^2/280)

Assemble expression [src]

          /      2\
/     x \ |     x |
|1 - ---|*|x - ---|
\    140/ \    280/

$$\left(1 - \frac{x}{140}\right) \left(- \frac{x^{2}}{280} + x\right)$$

(1 - x/140)*(x - x^2/280)

Combining rational expressions [src]

x*(140 - x)*(280 - x)
---------------------
        39200

$$\frac{x \left(140 - x\right) \left(280 - x\right)}{39200}$$

x*(140 - x)*(280 - x)/39200