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Popular Trigonometry >

4674.04= 5/(3cos(x))*2804.42

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Solution

4674.04=3cos(x)5​⋅2804.42

Solution

x=0.00168…+2πn,x=2π−0.00168…+2πn
+1
Degrees
x=0.09677…∘+360∘n,x=359.90322…∘+360∘n
Solution steps
4674.04=3cos(x)5​⋅2804.42
Switch sides3cos(x)5​⋅2804.42=4674.04
Multiply both sides by 100
3cos(x)5​⋅2804.42=4674.04
To eliminate decimal points, multiply by 10 for every digit after the decimal pointThere are 2digits to the right of the decimal point, therefore multiply by 1003cos(x)5​⋅2804.42⋅100=4674.04⋅100
Refine3cos(x)1402210​=467404
3cos(x)1402210​=467404
Multiply both sides by cos(x)
3cos(x)1402210​=467404
Multiply both sides by cos(x)3cos(x)1402210​cos(x)=467404cos(x)
Simplify31402210​=467404cos(x)
31402210​=467404cos(x)
Switch sides467404cos(x)=31402210​
Divide both sides by 467404
467404cos(x)=31402210​
Divide both sides by 467404467404467404cos(x)​=46740431402210​​
Simplify
467404467404cos(x)​=46740431402210​​
Simplify 467404467404cos(x)​:cos(x)
467404467404cos(x)​
Divide the numbers: 467404467404​=1=cos(x)
Simplify 46740431402210​​:701106701105​
46740431402210​​
Apply the fraction rule: acb​​=c⋅ab​=3⋅4674041402210​
Multiply the numbers: 3⋅467404=1402212=14022121402210​
Cancel the common factor: 2=701106701105​
cos(x)=701106701105​
cos(x)=701106701105​
cos(x)=701106701105​
Verify Solutions
Find undefined (singularity) points:cos(x)=0
Take the denominator(s) of 3cos(x)5​2804.42 and compare to zero
Solve 3cos(x)=0:cos(x)=0
3cos(x)=0
Divide both sides by 3
3cos(x)=0
Divide both sides by 333cos(x)​=30​
Simplifycos(x)=0
cos(x)=0
The following points are undefinedcos(x)=0
Combine undefined points with solutions:
cos(x)=701106701105​
Apply trig inverse properties
cos(x)=701106701105​
General solutions for cos(x)=701106701105​cos(x)=a⇒x=arccos(a)+2πn,x=2π−arccos(a)+2πnx=arccos(701106701105​)+2πn,x=2π−arccos(701106701105​)+2πn
x=arccos(701106701105​)+2πn,x=2π−arccos(701106701105​)+2πn
Show solutions in decimal formx=0.00168…+2πn,x=2π−0.00168…+2πn

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Popular Examples

cos(2θ)=sin(θ),0<= θ<2pisin(x)(1+cos(x))=sin(x)+cos(x)90^2=60^2+70^2-2(60)(70)(cos(x))sin^2(x)+3sin(x)+7=5cos(2x)=-0.6,-180<= x<= 180

Frequently Asked Questions (FAQ)

  • What is the general solution for 4674.04= 5/(3cos(x))*2804.42 ?

    The general solution for 4674.04= 5/(3cos(x))*2804.42 is x=0.00168…+2pin,x=2pi-0.00168…+2pin
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