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tan² A – 5 sec² A …

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tan² A – 5 sec² A + 1 is equal to (a) 6 (6) -5 (c) 1 (d) -4

Posted by Deepika Sharma 4 years, 2 months ago

CBSE > Class 10 > Mathematics

3 answers

Pranay Shrivastava 4 years, 2 months ago

-4

Ram Narayan 4 years, 2 months ago

-4/cos2

Deepika Sharma 4 years, 2 months ago

Answer d ,(-4)

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