Math, asked by kanchan190782, 8 months ago

The value of 1 + tan²A

Answers

Answered by devanshuxg6

0

Answer: sec²Ф or 1 ÷ cos²Ф

Step-by-step explanation: so , 1 + tan²Ф can be writen as 1 + sec²Ф- 1 , so 1 and -1 will be cancelled so your answer is sec²Ф,, that is 1÷cos²Ф.

why i took sec²Ф - 1 because by using the identity of tan²Ф is equal to this ,,,.

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