Evaluate: $\lim_{x\rightarrow 0}\frac{1 – cos2x}{3tan^2x}$
Limit x Tends to Zero (1-cos2x)/3 tan^2x $\lim_{x\rightarrow 0}\frac{1 – cos2x}{3tan^2x}$ = $\lim_{x\rightarrow 0}\frac{\cos^2x + sin^2x – (cos^2x – sin^2x)}{3tan^2x}$ …
Limit x Tends to Zero (1-cos2x)/3 tan^2x $\lim_{x\rightarrow 0}\frac{1 – cos2x}{3tan^2x}$ = $\lim_{x\rightarrow 0}\frac{\cos^2x + sin^2x – (cos^2x – sin^2x)}{3tan^2x}$ …