Ask a Question

Get a Fast and Accurate Answer to your Question

Share Question

What is the value of sin`theta` cos (90° - 9) + cos`theta` 9 sin (90° - 9)?

1 Answers

  • Brian Stelter


    sin `theta` cos (90° - `theta` ) + cos`theta` sin (90° - `theta` )


     


    = sin `theta` . sin `theta` ` ` + cos `theta` . cos `theta`


     


    = sin2 `theta` + cos2  `theta`


     


    = 1


Ask your own question. Don't worry, it's completely free!

>>>>>>