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JEE MATHEMATICS MCQ: TRIGONOMETRY RATIOS

1 Easy

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Application +4 | -1

{\sin ^2}\,\,17.5^\circ + {\sin ^2}\,\,72.5^\circ

is equal to

View answer and explanation

Correct option: B

{\tan ^2}\,\,45^\circ

Option B (

{\tan ^2}\,\,45^\circ

) is correct because

{\sin ^2}\,\,17.5^\circ + {\sin ^2}\,\,72.5^\circ

simplifies to 1, which is equal to

{\tan ^2}\,\,45^\circ

.

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