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Question

Arjun saw an equation written like 4sin2θ=5. Can you suggest Arjun whether the given equation is true or false?


A

True

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B

False

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Solution

The correct option is B

False


4 sin2θ=5

sin2θ=54

Since we know that the maximum and the minimum value of sine function is 1 and -1 respectively,

54 is more than 1 so it is not a possible value of sine.

Hence, the given equation is false.


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