Math, asked by adarshkumarsingh7250, 3 months ago

(sec A+tan A) (1-SinA)

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Answers

Answered by sakshamnirala1p434vq

1

Step-by-step explanation:

[(secA+tanA)(1−sinA)]

⇒[(

cosA

1+sinA

)(1−sinA)]

⇒

cosA

1−sin

2

A

=

cosA

cos

2

A

⇒cosA

Hence, the answer is cosA.

Answered by rishav0758

1

Answer:

cosA

Step-by-step explanation:

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

[( 1 + sinA/cosA)] ( 1 - sinA)

(1² - sin ² A)/cosA.................( since 1- sin²A=cosA)

cos²A/cosA

cosA. ( ANSWER)

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