Question

Please explain it briefly because I am having issues understanding this. Thank you

Answer 1

Answer:

ask to your teacher then if u have issues in understanding because you can only understand by listening

Answer 2

$\large \red{ \mathtt{ \underline{answer} :}}$

$\blue{ \sqrt{3 + \sqrt{x} } = 4}$

$\pink{ \rightarrow(3 +( {x})^{ \frac{1}{2} })^{ \frac{1}{2} } = 4 }$

$\orange{ \rightarrow \: 3 + {(x)}^{ \frac{1}{2} } = {4}^{2} }$

$\gray{ \rightarrow \: {x}^{2} = 16 - 3 }$

$\green{ \rightarrow \: x = {13}^{2} }$

$\red{ \rightarrow \boxed{ x =1 69}}$

$\therefore \: option \: d \: is \: correct$