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• Integral Step by Step
• Derivative Step by Step
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• How to use it?

• Equation:
• Equation x^2-6x+8=0
• Equation (x+6)(2x+6)-20=0
• Equation x^4-50x^2+49=0
• Equation arctg(x/y)
• Express {x} in terms of y where:
• 9*x-18*y=6
• -10*x+18*y=6
• -1*x+19*y=-10
• 4*x+13*y=13
• Canonical form:
• arctg(x/y)
• arctg(x/y)

• Identical expressions

• arctg(x/y)
• arctg(x divide by y)
• arctgx/y