Question

if x+2=square root 5 then find value of x^4+16​

Answer 1

Given :-

$\sf x + 2 = \sqrt{5 }$

We need to Find the value of

$\sf {x}^{4} +\sf 16$

Here,

$\sf x = \sqrt{5} - 2 \\ \\ \sf {x}^{4} +\sf 16 = \sf {(0.2361)}^{4} + 16 \\ \\ = 16$

$\sf Hence \: your \: answer \: is \:\red 1\red6$