Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation x/4+13=x+1
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Equation 2x^2-x-1=x^2-5x-(-1-x^2)
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Equation 2*sin(x)+1=0
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Equation x^3-x^2-x-1=0
- Express {x} in terms of y where:
- 8*x+6*y=20
- -11*x-19*y=14
- -2*x-15*y=-1
- 5*x+4*y=-12
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Identical expressions
- tg(1 five pi/ four (x)/ five)=-(x)/5
- tg(15 Pi divide by 4(x) divide by 5) equally minus (x) divide by 5
- tg(1 five Pi divide by four (x) divide by five) equally minus (x) divide by 5
- tg15pi/4x/5=-x/5
- tg(15pi divide by 4(x) divide by 5)=-(x) divide by 5
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Similar expressions
- tg(15pi/4(x)/5)=+(x)/5
- (4-x)/(5+16)=((-5)*x-1)/(-24)
- (3-x)/(5*x+6)=0
- x+9/3-x/5=1
- x+9/3-x/5=6
tg(15pi/4(x)/5)=-(x)/5 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
/15*pi \ |-----*x| | 4 | -x tan|-------| = --- \ 5 / 5
$$\tan{\left(\frac{x \frac{15 \pi}{4}}{5} \right)} = \frac{\left(-1\right) x}{5}$$
Numerical answer
[src]
x1 = 7.58079484887289
x2 = -12.8244432526151
x3 = -3.72808280361538
x4 = 0.0
x5 = -10.1935426355953
x6 = -6.28520672462741
x7 = 14.1442116863287
x8 = 1.23088927426533
x9 = 8.88422666460662
x10 = 3.72808280361538
x11 = -2.47180728216063
x12 = -8.88422666460662
x13 = 2.47180728216063
x14 = -7.58079484887289
x15 = -1.23088927426533
x16 = 11.5072983452183
x17 = -5.0
x18 = 6.28520672462741
x19 = 5.0
x19 = 5.0