Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 4*x^2-13*x+3=0
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Equation 3x+5=0
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Equation x^3-2x+1=0
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Equation sinx=1/4
- Express {x} in terms of y where:
- -13*x-17*y=8
- 2*x+16*y=5
- -10*x+3*y=7
- -3*x+1*y=5
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Identical expressions
- seven cos*(five / two *pi-a)/(4sin*(7*pi-a))
- 7 co sinus of e of multiply by (5 divide by 2 multiply by Pi minus a) divide by (4 sinus of multiply by (7 multiply by Pi minus a))
- seven co sinus of e of multiply by (five divide by two multiply by Pi minus a) divide by (4 sinus of multiply by (7 multiply by Pi minus a))
- 7cos(5/2pi-a)/(4sin(7pi-a))
- 7cos5/2pi-a/4sin7pi-a
- 7cos*(5 divide by 2*pi-a) divide by (4sin*(7*pi-a))
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Similar expressions
- 7cos*(5/2*pi+a)/(4sin*(7*pi-a))
- 7cos*(5/2*pi-a)/(4sin*(7*pi+a))
7cos*(5/2*pi-a)/(4sin*(7*pi-a)) equation
The teacher will be very surprised to see your correct solution 😉
The solution
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/5*pi \
7*cos|---- - a|
\ 2 /
--------------- = 0
4*sin(7*pi - a)
$$\frac{7 \cos{\left(- a + \frac{5 \pi}{2} \right)}}{4 \sin{\left(- a + 7 \pi \right)}} = 0$$