Question and Answers Forum

All Questions      Topic List

Trigonometry Questions

Previous in All Question      Next in All Question      

Previous in Trigonometry      Next in Trigonometry      

Question Number 58 by abyaya last updated on 25/Jan/15

sin450+cos450

$${sin}\mathrm{450}+{cos}\mathrm{450} \\ $$

Answered by kader last updated on 17/Nov/14

sin (360+90)+cos (360+90)  sin 90+cos 90  1+0=1

$$\mathrm{sin}\:\left(\mathrm{360}+\mathrm{90}\right)+\mathrm{cos}\:\left(\mathrm{360}+\mathrm{90}\right) \\ $$$$\mathrm{sin}\:\mathrm{90}+\mathrm{cos}\:\mathrm{90} \\ $$$$\mathrm{1}+\mathrm{0}=\mathrm{1} \\ $$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com