If 2cos 2x=1,then find the value of x
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SOLUTION
GIVEN
TO DETERMINE
The value of x
EVALUATION
Here it is given that
We solve for x as below
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1. tan⁻¹2 +tan⁻¹3 is..,Select Proper option from the given options.
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(b) π/2
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2. tan⁻¹(x/y)-tan⁻¹(x-y/x+y)=...(x/y≥0),Select Proper option from the given options.
(a) π/4
(b) π/3
(c) π/2
(d) π
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