Math, asked by hemareddie4, 4 hours ago

proof that : root 1- cos A by 1+ cos A = cosec A - cot A

Answers

Answered by fire33059

1

Answer:

We need to prove

1+cosA

1−cosA

=cosecA−cotA

By taking L.H.S. =

1+cosA

1−cosA

=

1+cosA

1−cosA

×

1−cosA

1−cosA

=

1−cos

2

A

(1−cosA)

2

=

sin

2

A

(1−cosA)

2

=

sinA

1−cosA

=

sinA

1

−

sinA

cosA

=cosecA−cotA= R.H.S.

Hence, proved

Previous Question

Next Question

Similar questions

Chemistry, 2 hours ago

do gas have a fixed volume as liquid do...

English, 2 hours ago

(flying, elegance, appeared, easy, true, jumping) When he took a deep breath, it happened. He began to fly. His take-off was effortless (a) Michael Stone was flying, just as in his childhood dreams. Only this time he knew he wasn't dreaming. This was real [b]. Everything seemed to be moving in slow motion. The air around him was the purest and freshest he had ever sensed. Michael was soaring (c)...

Math, 2 hours ago

A train travelling at a uniform speed covers a distance of 255 km in 1½ hours. Find the speed of the train and the distance covered in 3¾ hours.

English, 4 hours ago

What is quadraphonic ?

History, 4 hours ago

સુભાષચંદ્ર બોઝને'નેતાજી'નું હુલામણું નામ કયા વર્ષે મળ્યું હતું?

Science, 7 months ago

give the answer of (2) and (5)...

English, 7 months ago

1. helped the old man cross the road. (she/her) 2. It is the NGO people who came forward to help (they/them) 3. We scored as many runs as ______ did. (they/them) 4. Who can I trust, if not _____ ? (he/him) 5. Is____ to be blamed for all her misfortunes? (she/her) 6. Sheena is as old as ______ (I am/me) 7. We read as many pages as ____ did. (they/them) 8. Who can she ask for help, if not from...

English, 7 months ago

Without plan or order is Haphazard Recede Triggered ...