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How to use it?
Factor polynomial
:
x^2-y^2+x-y
x^4-5*x^3+6*x^2-10*x+8
x^4-16
x^2-81
Least common denominator
:
sin(k*x+x/2)/2*sin(x/2)+cos(k*x+x)
((3*c+1)/(c-1)+c)/(c+1)
(z*(z^2+6*z+1)-(4*z*(z+1)))/(z-1)^3+z*(z-1)/(z+1)^3
(x^3+12*x)*(x/(2*(x^3+12*x))+(-12-3*x^2)*(x^2+4)/(4*(x^3+12*x)^2))/(x^2+4)
Factor squared
:
x^2+x-6
y^4+y^2-3
y^4-y^2-8
y^4-y^2+9
How do you in partial fractions?
:
z/(z+4)^2-z/z^2-16
-x^2/(x-2)^2+2*x/(x-2)
-1/(3*x^3)
-2*sqrt(3)/(3*sqrt(1-(2*x-1)^2/3))
Canonical form
:
x^2-81
Identical expressions
x^ two - eighty-one
x squared minus 81
x to the power of two minus eighty minus one
x2-81
x²-81
x to the power of 2-81
Similar expressions
x^2+81
Expression simplification
/
Factorization polynomials
/
x^2-81
Factor polynomial x^2-81
An expression to simplify:
Factor polynomial
The solution
You have entered
[src]
2 x - 81
$$x^{2} - 81$$
x^2 - 81
Factorization
[src]
(x + 9)*(x - 9)
$$\left(x - 9\right) \left(x + 9\right)$$
(x + 9)*(x - 9)
Combinatorics
[src]
(-9 + x)*(9 + x)
$$\left(x - 9\right) \left(x + 9\right)$$
(-9 + x)*(9 + x)
Numerical answer
[src]
-81.0 + x^2
-81.0 + x^2