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• Integral Step by Step
• Derivative Step by Step
• Equation systems Step by Step

• How to use it?

• Equation:
• Equation cos(x)-1=0
• Equation 64-x^2=0
• Equation sin(5*x)=-1
• Equation 7^x-2=49
• Express {x} in terms of y where:
• -17*x+9*y=-1
• -19*x-18*y=6
• -20*x+14*y=7
• -4*x-18*y=-8

• Identical expressions

• -x-arctg(two *x)=- three , fourteen
• minus x minus arctg(2 multiply by x) equally minus 3,14
• minus x minus arctg(two multiply by x) equally minus three , fourteen
• -x-arctg(2x)=-3,14
• -x-arctg2x=-3,14

• Similar expressions

• -x+arctg(2*x)=-3,14
• (18,85-(3,14*x^2))/(3,14*x^2)=0,16
• -x-arctg(2*x)=+3,14
• x-arctg(2*x)=-3,14