For the given function, find the indicated function value.
-For $g ( x ) = \sqrt { x ^ { 2 } - 20 }$, find $g ( 7 )$.
A) $2 \sqrt { 30 }$
B) $\sqrt { 30 }$
C) $3 \sqrt { 29 }$
D) $\sqrt { 29 }$

Question

Quizplus · Accepted Answer

Substitute 7 for x in the given function:
$g ( 7 ) = \sqrt { 7 ^ { 2 } - 20 } = \sqrt { 49 - 20 } = \sqrt { 29 } $

For the Given Function, Find the Indicated Function Value g(x)=x2−20g ( x ) = \sqrt { x ^ { 2 } - 20 }g(x)=x2−20​

For the Given Function, Find the Indicated Function Value $g ( x ) = \sqrt { x ^ { 2 } - 20 }$