Math  /  Trigonometry

QuestionQuestion 9 (1 point) Saved cos(π2x)=sinx\cos \left(\frac{\pi}{2}-x\right)=\sin x True False
Question 10 (1 point) \checkmark Saved cos(x+y)=cosx+cosy\cos (x+y)=\cos x+\cos y True False

Studdy Solution
Question 9: **True** Question 10: **False**

View Full Solution - Free
Was this helpful?

Studdy solves anything!

banner

Start learning now

Download Studdy AI Tutor now. Learn with ease and get all help you need to be successful at school.

ParentsInfluencer programContactPolicyTerms
TwitterInstagramFacebookTikTokDiscord