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  A)  B)  C)  D)  

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Mechanical student with knowledge in core subjects and Mathematics. 3 yrs Experience.

Answer is D)1 Since sin inverse of 0.5 is -30 degree.Since sin(60-(-30)) = sin 90 =1
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God Gifted Mathematicians with more than 21 years of experience

Since-1/2 is negative. Sin inverse of a negative will lie in 3rd or 4th quadrant. Mean this value will be greater than pi/3.. making the subtraction a negative number.. So sine of a negative number must be negative .. None of the above options are true
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Math Magician, play with maths.

D) is right.
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Let. Then, We know that the range of the principal value branch of. ∴ The correct answer is D.
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Let. Then,

We know that the range of the principal value branch of.

The correct answer is D.

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Let. Then, We know that the range of the principal value branch of Let. The range of the principal value branch of The correct answer is B.
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