Question

How many values of theta satisfies the following : sin2 theta = 1 - 1/sec2 theta

Answer 1

Answer: option (d) is correct

as

$sin^{2}$∅=1-1/$sec^{2}$∅

$sin^{2}$∅=1-$cos^{2}$∅                      

$sin^{2}$∅=$sin^{2}$∅

so infinity value of ∅ is possible

Step-by-step explanation:

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