$\"\"$

The expression is $\"\"$ .

(a)

Rewrithe the expression as $\"\"$ .

Binomial series:

If $\"\"$ is any real number and $\"\"$ , then $\"\"$ .

$\"\"$

$\"\"$ .

$\"\"$

(b)

Estimate the vlue of $\"\"$ for three decimals.

The binomial expansion of $\"\"$ .

The expression is $\"\"$ .

Rewrite the expression is $\"\"$ .

Here $\"\"$ .

$\"\"$ .

Consider $\"\"$ .

Construct table for different values of $\"\"$ .

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \

$\"\"$

$\"\"$ .

$\"\"$

(a) $\"\"$ .

(b) $\"\"$ .