Question

Find the product of
$ab(a {}^{2} +b {}^ {2} )$
and evaluate it for
$a = 2$
and
$b = \frac{1}{2}$

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Answer 1

ab ( a² + b² )

❥ At a = 2 , b = 1/2

2 x 1/2 { ( 2 ) ² + ( ½ ) ² }

1 ( 4 + 1/4 )

4 + 1/4

LCM = 4

( 4 x 4 + 1 ) / 4

( 16 + 1 ) / 4

Answer ➡ 17/4

Answer 2

Here's your answer...hope it helps