Question and Answers Forum

All Questions      Topic List

Limits Questions

Previous in All Question      Next in All Question      

Previous in Limits      Next in Limits      

Question Number 163938 by cortano1 last updated on 12/Jan/22

$$\underset{x\to 0}{\lim }\frac{\cos (-3x)-\cos \left(3x\right)}{\sin {}^2\left(x\sqrt{5}\right)}=?$$

Answered by 770551415 last updated on 12/Jan/22

$$\mathit{S}\mathit{o}\mathit{l}\mathit{u}\mathit{t}\mathit{i}\mathit{o}\mathit{n}:cosyiseven$$$$cos(-3x)=cos\left(3x\right)$$$$cos(-3x)-cos\left(3x\right)=0$$$$\underset{x\to 0}{lim}\frac{0}{{sin}^2\left(x\sqrt{5}\right)}=0$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com