Evaluate the following limits:
We know,
{∵ sin2 x = 1 – cos2 x}
{∵ a2 – b2 = (a – b) (a+b)}
{∵ cos 0 = 1}
Hence, the value of 
AI is thinking…
Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
