SOLUTION: How do you solve this? Please show the problem step by step. Thank you! Write the expression in terms of sine only. sin(7x)+cos(7x)

Algebra ->  Trigonometry-basics -> SOLUTION: How do you solve this? Please show the problem step by step. Thank you! Write the expression in terms of sine only. sin(7x)+cos(7x)      Log On


   

Question 422264: How do you solve this? Please show the problem step by step. Thank you!
Write the expression in terms of sine only.
sin(7x)+cos(7x)
Answer by shree840(260) About Me  (Show Source):
You can put this solution on YOUR website!
Cos is opposite of sin in terms of amplitude
sin0=cos90
sin(7x)+sin(90-7x)