Math, asked by ankurkumarsingh54789, 8 days ago

cot A +COSA cos' a sina= 1-cos' asina 2 + cos' a sina ? 1 1 + sec? a-cos' a cosec?a-sina 18.​

Answers

Answered by nitin4567gabru
0

Answer:

 {5 \beta   \: ) }^{2}

Answered by dibakarnath2009
1

Answer:

Solution

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1−tanA

cosA

+

1−cotA

sinA

1−

cosA

sinA

cosA

+

1−

sinA

cosA

sinA

cosA−sinA

cos

2

A

cosA−sinA

sin

2

A

cosA−sinA

cos

2

A−sin

2

A

cosA−sinA

(cosA+sinA)(cosA−sinA)

sinA+cosA

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