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How to use it?
Factor polynomial
:
y^2-81
x^8-y^8
y^2-16
y^3+y^2
Least common denominator
:
-x/10-10*(x/10)^2/2
factorial(x)*factorial(x)/factorial(x-2)/factorial(x-1)
cos(a)/2*sin(2)-1-sin(a)/2*cos(2)-1
((x^3+y^3)/(x+y))/(x^2-y^2)+(2*y)/(x+y)-(x*y)/(x^2-y^2)
Factor squared
:
-a^4+8*a^2-1
x^2-x-2
y^4+y^2+9
-y^4-y^2+8
How do you in partial fractions?
:
((2*x+10)/(3*x))/(2*x^2+20*x+50*x)
((y-9)/(y-8))*((y^2-64)/(y^2-16*y+64))
(e^(3x)+1)/(e^x+1)
a^3-a^2-a-2/(a^3+1)*a^3-2*a^2+2*a-1/(a^3+a^2+a)*a^2+a/(a^2-3*a+2)
Equation
:
y^2-81
Identical expressions
y^ two - eighty-one
y squared minus 81
y to the power of two minus eighty minus one
y2-81
y²-81
y to the power of 2-81
Similar expressions
y^2+81
Expression simplification
/
Factorization polynomials
/
y^2-81
Factor polynomial y^2-81
An expression to simplify:
Factor polynomial
The solution
You have entered
[src]
2 y - 81
$$y^{2} - 81$$
y^2 - 81
Factorization
[src]
(x + 9)*(x - 9)
$$\left(x - 9\right) \left(x + 9\right)$$
(x + 9)*(x - 9)
Numerical answer
[src]
-81.0 + y^2
-81.0 + y^2
Combinatorics
[src]
(-9 + y)*(9 + y)
$$\left(y - 9\right) \left(y + 9\right)$$
(-9 + y)*(9 + y)