Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation (x-4)/x=(2*x+10)/(x+4)
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Equation x^2+11*x+30=0
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Equation 9*x^2-1=0
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Equation 2*sin(x)*cos(x)=0
- Express {x} in terms of y where:
- -1*x+1*y=-13
- 9*x-1*y=-10
- -19*x+20*y=-11
- -10*x+4*y=-7
- Graphing y =:
- -x^2-2*x+1
- Factor squared:
- -x^2-2*x+1
- Factor polynomial:
- -x^2-2*x+1
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Identical expressions
- tan(pi*x/ four)^(two)+cot(pi*x/ four)^(two)=-x^ two - two *x+ one
- tangent of ( Pi multiply by x divide by 4) to the power of (2) plus cotangent of ( Pi multiply by x divide by 4) to the power of (2) equally minus x squared minus 2 multiply by x plus 1
- tangent of ( Pi multiply by x divide by four) to the power of (two) plus cotangent of ( Pi multiply by x divide by four) to the power of (two) equally minus x to the power of two minus two multiply by x plus one
- tan(pi*x/4)(2)+cot(pi*x/4)(2)=-x2-2*x+1
- tanpi*x/42+cotpi*x/42=-x2-2*x+1
- tan(pi*x/4)^(2)+cot(pi*x/4)^(2)=-x²-2*x+1
- tan(pi*x/4) to the power of (2)+cot(pi*x/4) to the power of (2)=-x to the power of 2-2*x+1
- tan(pix/4)^(2)+cot(pix/4)^(2)=-x^2-2x+1
- tan(pix/4)(2)+cot(pix/4)(2)=-x2-2x+1
- tanpix/42+cotpix/42=-x2-2x+1
- tanpix/4^2+cotpix/4^2=-x^2-2x+1
- tan(pi*x divide by 4)^(2)+cot(pi*x divide by 4)^(2)=-x^2-2*x+1
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Similar expressions
- tan(pi*x/4)^(2)+cot(pi*x/4)^(2)=+x^2-2*x+1
- tan(pi*x/4)^(2)-cot(pi*x/4)^(2)=-x^2-2*x+1
- tan(pi*x/4)^(2)+cot(pi*x/4)^(2)=-x^2+2*x+1
- tan(pi*x/4)^(2)+cot(pi*x/4)^(2)=-x^2-2*x-1
tan(pi*x/4)^(2)+cot(pi*x/4)^(2)=-x^2-2*x+1 equation
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The solution
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2/pi*x\ 2/pi*x\ 2
tan |----| + cot |----| = - x - 2*x + 1
\ 4 / \ 4 /
$$\tan^{2}{\left(\frac{\pi x}{4} \right)} + \cot^{2}{\left(\frac{\pi x}{4} \right)} = \left(- x^{2} - 2 x\right) + 1$$