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• Complex numbers step by step
• Regular Equations Step by Step
• Mathematical logic step by step

• How to use it?

• How do you in partial fractions?:
• ((d^3)/(c-3*d))*(((c)/(d))-(3))
• (b^2/16*b^2-81)/(b/36*b+81)
• atan((4*x-2)/(2*sqrt(5)))/sqrt(5)
• atan(l/(2*r))
• Factor polynomial:
• x^3-x^2-x/2+1/8
• x^3-x^2-x+20
• -x^3+x^2-x+1
• x^3+x^2*x-1
• Least common denominator:
• log(x+3)/6-4/tan(x)-log(x-3)/6+x/2
• log(x+3)/2-log(x+1)/2
• log(x^2+4*x+7)/2-(2*atan((2*x+4)/(2*sqrt(3))))/sqrt(3)
• ((-log(cos(2*x)+1)/2)+log(cos(2*x)-1)/2+cos(2*x))/2
• Factor squared:
• -x^2+4*x*y+2*y^2
• -x^2-4*x*y+2*y^2
• x^2+4*x*y-13*y^2
• x^2+4*x*y+15*y^2

• Identical expressions

• atan(l/(two *r))
• arc tangent of gent of (l divide by (2 multiply by r))
• arc tangent of gent of (l divide by (two multiply by r))
• atan(l/(2r))
• atanl/2r
• atan(l divide by (2*r))

• Similar expressions

• arctan(l/(2*r))