the value of sec4 a 1 ndash sin4a ndash 2tan2a is | Examsbook

657

Q:
The value of sec⁴ A (1 – sin⁴A) – 2tan²A is:

1
$$ {1\over 2} $$
2
0
3
2
4
1

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Answer : 4. "1"

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