Question

21√384+8√96 simplify

Answer 1

$\underline{\green{\bold{ Solution : }}}$

21√384 + 8√96

= 21 × 8 √6 + 8 √96

= 168√6 + 8 × 4 √6

= 168√6 + 32√6

= 200√12

= 200 × 2√3

= 400√3

$\boxed{\underline{\red{\bold{ Answer : 400\sqrt3 }}}}$

Answer 2

MARK AS BRAINLIEST

21$\sqrt{384$ = 21$\sqrt{2 * 2 * 2 * 2 * 2 * 2 * 2}$

            = 21 * 2*2*2$\sqrt2}$

            =168$\sqrt{2$

         

8$\sqrt{96}$ = 8$\sqrt{2*2*2*2*2*3}$

         = 8*4$\sqrt{6}$

         = 32$\sqrt{6}$

Now,

  168$\sqrt{2$+32$\sqrt{6}$ ANS