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

• How to use it?

• Factor polynomial:
• z^3-z^2-2*z/5+8/125
• z^3-2*z^2+z-2
• z^2-z
• z^2+4*z+5
• Least common denominator:
• (z^5-5*z^3+10*z-10/z+5/z^3-1/z^5)*(z^3-3*z+3/z-1/z^3)
• y^2/x^2+y/x
• (x*y+10*y^2/2-5*(y-1)^2-(x-10)*(y-1))/((x-10)*(y-1)+10*(y-1)^2/2-5*(y-2)^2-(x-20)*(y-2))
• (x^4+5*x^3+15*x-9)/(x^6+3*x^4)+9/x^4
• Factor squared:
• x^2-6*x-9
• -y^4+y^2+4
• y^4-3*y^2-12
• -y^4+9*y^2-5
• How do you in partial fractions?:
• -1/x+3/(x^2+2)
• (x^2-4)/(x+2)
• (4*a^3)^2*(3*b^3)^4/(12*a^2*b^4)^3
• (x^3-27)/(4x^2+12*x+36)

• Identical expressions

• z^ two -z
• z squared minus z
• z to the power of two minus z
• z2-z
• z²-z
• z to the power of 2-z

• Similar expressions

• z^2+z