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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?:
• 45*x*y^2/(75*y^2)
• 21/(3*a-a^2)-7/(a)
• (x^2-6)/(x-3)-x/(x-3)
• (s+3)/(5*s+15)
• Factor polynomial:
• z^3+z^2+z+1
• z^3-z^2-5*z+125
• z^3+z^2/2+z/2+10
• z^3+z^2/10-z/4-1/40
• Least common denominator:
• (z^2-2*t+2*t1+exp(t1/t)*(2*t-z^2))*(z^2-2*t+2*t2+exp(t2/t)*(2*t-z^2))
• ((y/x-y)+(x/x+y))*((x^2/y^2)+(y^2/x^2)-2)
• (y/x-y+x/x+y)*(x2/y2+y2/x2-2)
• (y/(x-y)+x/(x+y))/(1/x^2+1/y^2)-y^4/(x^2-y^2)
• Factor squared:
• -y^4+8*y^2-4
• -y^4-y^2-2
• y^4+8*y^2-4
• y^4+8*y^2+6

• Identical expressions

• (s+ three)/(five *s+ fifteen)
• (s plus 3) divide by (5 multiply by s plus 15)
• (s plus three) divide by (five multiply by s plus fifteen)
• (s+3)/(5s+15)
• s+3/5s+15
• (s+3) divide by (5*s+15)

• Similar expressions

• (s-3)/(5*s+15)
• (s+3)/(5*s-15)