Question

lim c 0 1-cos 8x x^ 2​

Answer 1

Answer:

Given limit 

$</p><p></p><p>x→0lim(cos2x−cos8x)(1−cos2x)</p><p></p><p>=x→0lim2sin5xsin3x2sin2x=x→0limsin5x.sin3xsinx.sinx</p><p></p><p>=x→0lim(5xsin5x×5)×x→0lim(3xsin3x×3)x→0lim(xsinx).x→0lim(xsinx)</p><p></p><p>=(1×5)×(1×3)1×1=151.</p><p></p><p>$

Try with this method

Answer 2

Answer:

use this attachment

Step-by-step explanation:

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