If-9-x-12-147-then-the-value-of-x-is-

Question Number 49464 by Pk1167156@gmail.com last updated on 07/Dec/18

If 9 \sqrt{x} = \sqrt{12} + \sqrt{147}, then the value

of x is

Commented by tanmay.chaudhury50@gmail.com last updated on 07/Dec/18

p l s a c t i v a t e y o u r m i n d b y t r y i n g t o s o l v e p r o b l e m s

b y y o u r s e l f \dots l a t e r p o s t i n f o r u m i f r e s u l t s n o t

o b t a i n e d \dots

Commented by afachri last updated on 07/Dec/18

what a comment dude, motivating one

Answered by tanmay.chaudhury50@gmail.com last updated on 07/Dec/18

\sqrt{12} = 2 \sqrt{3} \sqrt{147} = 7 \sqrt{3}

9 \sqrt{x} = 2 \sqrt{3} + 7 \sqrt{3} = 9 \sqrt{3}

x = 3

Answered by Kunal12588 last updated on 07/Dec/18

s q u a r i n g b o t h s i d e

81 x = 12 + 147 + 2 \times 2 \sqrt{3} \times 7 \sqrt{3}

81 x = 159 + 84

x = 243 / 81 = 3