Math, asked by tanu15, 1 year ago

evaluate cos12°-sin78°

Answers

Answered by shad1

109

cos12°- sin78°
cos(90°-78°) - sin78°
sin78°- sin78°=0

Answered by ArjunSiddhartha

45

hey frnd here is ur ans...

Attachments:

Previous Question

Next Question

Similar questions

Science, 10 months ago

2) आधुनिक आवरतसारणीत अधातू कोणतया खंडात आहे. 1) S खंड 2) p खंड 3) f खंड 4) d खंड...

Math, 10 months ago

Two buses start from the same point at the same time but in opposite directions. Their speeds are 50 km/hr and 60 km/hr respectively. After how long they will be 440 km apart?

English, 10 months ago

2 The Sun rise in the East correct the sentance...

Biology, 1 year ago

Write a Monologue on human evolution...

Social Sciences, 1 year ago

what is meant by liberalisation...

Social Sciences, 1 year ago

Famous Personality Lia Van Leer has passed away recently, she was...

Hindi, 1 year ago

निम्नलिखित संगठनों मे से हाल ही में किस संगठन ने अपना 10 वां स्थापना दिवस मनाया है ?

Social Sciences, 1 year ago

Famous personality Sahir Krishnarao Sable has passed away, he was a famous...