Math, asked by jayaditya24, 1 year ago

sin20 cos 70+cos20 sin70/sin23 cosec23+ cos23 sec23

Attachments:

Answers

Answered by 23415

1

cos70=cos(90-20)=sin20

sin70=sin(90-20)=cos20

then the answer is 1

Previous Question

Next Question

Similar questions

Social Sciences, 7 months ago

From which area soldiers were preferred in Indian Army after the Revolt of 1857? Why?

Math, 7 months ago

4. The S.l unit of acceleration is : A: Gm S2 B: Km S2 C: m/s2 D: Km/hr A B. Ос o o...

Computer Science, 7 months ago

maximum number of member in house of people is ...

Social Sciences, 1 year ago

How are nebulae formed?

Math, 1 year ago

2/5 x 2/5 x 2/5 please help...

English, 1 year ago

complete the sentence by using onamatopoeia. 1. The wild sea________on the shores. 2.The clouds gently________ across the sky.3. The engines_______as the race began. 4.The ball_________ the window.

Social Sciences, 1 year ago

what is temprate softwood forest...

Physics, 1 year ago

A box going down an acceleration of 0.9m/s²...