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5. Trigonometric Functions
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Q10 of 118 Page 5

Mark the correct alternative in the following:

If , then is equal to


Given:





We know csc2α = cot2α +1




⇒ cotα +1


In the given range cot is negative


∴ -1-cotα

More from this chapter

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8

Mark the correct alternative in the following:

If , then x is equal to


9

Mark the correct alternative in the following:

If and x lies in the IV quadrant, then the value of cos x is


11

Mark the correct alternative in the following:

sin6 A + cos6 A + 3 sin2 A cos2 A =


12

Mark the correct alternative in the following:

If , then cos x is equal to


Questions · 118
5. Trigonometric Functions
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