Question

2) If SecA +tan A =k then SecA -tan A​

Answer 1

Answer:

k - 2 Tan A

Step-by-step explanation:

Sec A + Tan A = k

Sec A = k - Tan A

Sec A - Tan A = k - Tan A - Tan A

= k - 2 Tan A

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Answer 2

Answer:

Sec A + tan A = k

=>sec A = k - tan A

=> Sec A - tan A = k -tan A - tan A (substract tanA from both side)

=>SecA - tanA = k - 2tan A

=> sec A