Question

$\sqrt{1+\frac{x}{144}}=\frac{13}{12}$ആയാൽ x എത്ര?

• A. 12
• B. 13
• C. 15
• D. 25

Answer 1

Answer:

D. 25

$\sqrt{1+\frac{x}{144}}=\frac{13}{12}$

$1+\frac{x}{144}=\frac{169}{144}$

$\frac{144+x}{144}=\frac{169}{144}\implies144+x=169\implies x=25$