Question

cos12º – sin78° i want solution.
please help me .who give correct answer I will add him in brain list. please fast ​
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Answer 1

Answer:

Step-by-step explanation:

hey frnd here is ur ans...

I am giving in words too

cos12°- sin78°

cos(90°-78°) - sin78°

sin78°- sin78°=0

Pic below

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Answer 2

Answer:

Step-by-step explanation:

Hey mate here is your answer!

✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡✡

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cos12°- sin78° ,

cos(90°-78°) - sin78° ,

sin78°- sin78°=0.

So,0 is the answer!✔✔✔✔✔

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Hope it helps you..