Math, asked by akshrma250102, 8 months ago

sec A (1 – sin A) (sec A + tan A) = 1

Answers

Answered by palukurisailaja

0

Answer:secA(1-sinA)(secA+tanA)

= (1/cosA)(1-sinA)(1/cosA+sinA/cosA)

= (1/cos²A)(1-sinA)(1+sinA)

= (1/cos²A)(1-sin²A)

= (1/cos²A)(cos²A)

= 1

= RHS

Step-by-step explanation:

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