Question

Pls answer quickly pls

Answer 1

Answer:

answer is given below read it carefully

Step-by-step explanation:

sec⁴A - sec²A

taking Sec²A common

sec²A (sec²A - 1)

Sec² A (1+tan²A -1 )

sec²A (tan²A)

1+ tan² A (tan² A )

multiply

tan²A +tan⁴A

hence.

rhs =lhs proved....

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