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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^3-3*z^2+4*z-2
• z^2+5*i*z+5*i*z^3/3
• z^2-4*z+5
• z^2+4*z+1
• Least common denominator:
• x/(x^2+y^2)-y*(x^3-y^3)/(x^4-y^4)
• ((x-x2+t)/2-x1+(abs((x-x2+t)/2-x1)))/2
• sqrt((1-2*x)/(1+2*x))*(1+2*x)*(-1/(1+2*x)-(1-2*x)/(1+2*x)^2)/((1-2*x)*(1+(1-2*x)/(1+2*x)))
• (x-x*x*x/6+x*x*x*x*x/120)^3
• Factor squared:
• -y^4-7*y^2-15
• y^4+6*y^2+3
• y^4-5*y^2+15
• -y^4-4*y^2+5
• How do you in partial fractions?:
• (a^2+4*a)/(a^2+8*a+16)
• sqrt(1-((1-x*x)*(n0*n0)/(n1*n1)))
• ((x+1)^2/(x-1)^2)*(x-1)*(2/(x-1)-2*(x+1)/(x-1)^2)/(x+1)
• exp(x)/(E^x-2)-exp(2*x)/(E^x-2)^2

• Identical expressions

• z^ two + three *z
• z squared plus 3 multiply by z
• z to the power of two plus three multiply by z
• z2+3*z
• z²+3*z
• z to the power of 2+3*z
• z^2+3z
• z2+3z

• Similar expressions

• z^2-3*z