SOLUTION: find to the nearest degree the values of x that satisfy the equation 2cosx=cotx
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Question 953680
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find to the nearest degree the values of x that satisfy the equation 2cosx=cotx
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lwsshak3(11628)
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find to the nearest degree the values of x that satisfy the equation
x=acute angle
2cosx=cotx
2cosx=cosx/sinx
2sinxcosx=cosx
2sinxcosx-cosx=0
cosx(2sinx-1)=0
cosx=0
x=90˚
2sinx-1=0
sinx=1/2
x=30˚