Guest

(Costheta - sintheta)as a cosine of an angle. This is my question Give me ur fast replay

(Costheta - sintheta)as a cosine of an angle.
This is my question 
Give me ur fast replay

Question Image
Grade:11

1 Answers

Arun
25750 Points
4 years ago
Dear student
multiply and divide by sqrt(2)
 
hence we get sqrt (2) cos( pi/4 + theta)
 
Hope it helps 
 
Regards
 

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free