Mister Exam
Other calculators
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How to use it?
- Equation:
-
Equation x^2=-74
-
Equation x^2+x-42=0
-
Equation (x+6)(2x+6)-20=0
-
Equation x^2-7x-8=0
- Express {x} in terms of y where:
- 14*x-16*y=14
- -10*x+18*y=6
- 4*x+13*y=13
- 17*x-19*y=1
-
Identical expressions
- ctg((x-pi)/ four)- one = zero
- ctg((x minus Pi ) divide by 4) minus 1 equally 0
- ctg((x minus Pi ) divide by four) minus one equally zero
- ctgx-pi/4-1=0
- ctg((x-pi)/4)-1=O
- ctg((x-pi) divide by 4)-1=0
-
Similar expressions
- ctg((x-pi)/4)+1=0
- ctg((x+pi)/4)-1=0
ctg((x-pi)/4)-1=0 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
/x - pi\ cot|------| - 1 = 0 \ 4 /
$$\cot{\left(\frac{x - \pi}{4} \right)} - 1 = 0$$
Sum and product of roots
[src]
sum
-2*pi
$$- 2 \pi$$
=
-2*pi
$$- 2 \pi$$
product
-2*pi
$$- 2 \pi$$
=
-2*pi
$$- 2 \pi$$
-2*pi
Numerical answer
[src]
x1 = 56.5486677646163
x2 = -43.9822971502571
x3 = 81.6814089933346
x4 = -94.2477796076938
x5 = 18.8495559215388
x6 = 31.4159265358979
x7 = 94.2477796076938
x8 = -106.814150222053
x9 = -18.8495559215388
x10 = -6.28318530717959
x11 = -31.4159265358979
x12 = 69.1150383789755
x13 = -81.6814089933346
x14 = 6.28318530717959
x15 = 43.9822971502571
x16 = -69.1150383789755
x17 = -56.5486677646163
x17 = -56.5486677646163