Mister Exam
Other calculators
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How to use it?
- Equation:
-
Equation (x^2-1)/(x+2)=4x
-
Equation 3*x+5+(x+5)=(1-x)+4
-
Equation cos(x)=3/4
-
Equation cos(x)=(1/2)
- Express {x} in terms of y where:
- -13*x+7*y=11
- -8*x-15*y=15
- 4*x+18*y=-14
- -15*x-17*y=13
- Derivative of:
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1-cos(x)
- Graphing y =:
- 1-cos(x)
- Limit of the function:
-
1-cos(x)
-
Identical expressions
- two *sin(x)/ two = one -cos(x)
- 2 multiply by sinus of (x) divide by 2 equally 1 minus co sinus of e of (x)
- two multiply by sinus of (x) divide by two equally one minus co sinus of e of (x)
- 2sin(x)/2=1-cos(x)
- 2sinx/2=1-cosx
- 2*sin(x) divide by 2=1-cos(x)
-
Similar expressions
- (log2(sin(x))^2+log2(sin(x)))/2cos(x)+sqrt3=0
- 2*sin(x)/2=1+cos(x)
- b+1/(2*(cos(x)+1))-(cos(x/2)^(2)*log(cos(x/2)))/(cos(x)+1)+(cos(x/2)^(2)*log(sin(x/2)))/(cos(x)+1)=y
- 2sin*x/2=√3
- 2sinx/2=√2
- 2sin(x/2)=1-cosx
- 4(1-cosx)=4(x-sinx)
- 2*sinx/2=1-cosx
2*sin(x)/2=1-cos(x) equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
2*sin(x) -------- = 1 - cos(x) 2
$$\frac{2 \sin{\left(x \right)}}{2} = 1 - \cos{\left(x \right)}$$
Sum and product of roots
[src]
sum
pi
0 + 0 + --
2
$$\left(0 + 0\right) + \frac{\pi}{2}$$
=
pi -- 2
$$\frac{\pi}{2}$$
product
pi
1*0*--
2
$$1 \cdot 0 \frac{\pi}{2}$$
=
0
$$0$$
0
Numerical answer
[src]
x1 = 69.1150383789755
x2 = -50.2654824574367
x3 = -25.1327412287183
x4 = 95.8185759344887
x5 = 87.9645943005142
x6 = -29.845130209103
x7 = -54.9778714378214
x8 = -73.8274273593601
x9 = -81.6814089933346
x10 = -48.6946861306418
x11 = 62.8318530717959
x12 = 32.9867228626928
x13 = 81.6814089933346
x14 = 20.4203522483337
x15 = -69.1150383789755
x16 = -17.2787595947439
x17 = -86.3937979737193
x18 = -23.5619449019235
x19 = -98.9601685880785
x20 = 37.6991118430775
x21 = 25.1327412287183
x22 = -56.5486677646163
x23 = -62.8318530717959
x24 = -67.5442420521806
x25 = 64.4026493985908
x26 = -87.9645943005142
x27 = -10.9955742875643
x28 = -80.1106126665397
x29 = -100.530964914873
x30 = 6.28318530717959
x31 = -75.398223686155
x32 = 56.5486677646163
x33 = 58.1194640914112
x34 = 26.7035375555132
x35 = 100.530964914873
x36 = 43.9822971502571
x37 = -6.28318530717959
x38 = 31.4159265358979
x39 = 14.1371669411541
x40 = -92.6769832808989
x41 = -42.4115008234622
x42 = 70.6858347057703
x43 = 7.85398163397448
x44 = -37.6991118430775
x45 = 51.8362787842316
x46 = -61.261056745001
x47 = -1217.36715326604
x48 = 39.2699081698724
x49 = 119.380520836412
x50 = 45.553093477052
x51 = 75.398223686155
x52 = 94.2477796076938
x53 = -4.71238898038469
x54 = -18.8495559215388
x55 = -12.5663706143592
x56 = 89.5353906273091
x57 = 1.5707963267949
x58 = 150.79644737231
x59 = -94.2477796076938
x60 = 83.2522053201295
x61 = -43.9822971502571
x62 = -36.1283155162826
x63 = 0.0
x64 = 50.2654824574367
x65 = 76.9690200129499
x66 = 12.5663706143592
x67 = -31.4159265358979
x68 = 18.8495559215388
x68 = 18.8495559215388
The graph