For the given function, find the indicated function value.
-For $f ( x ) = \sqrt [ 3 ] { 2 x + 3 }$, find $f ( 9 )$
A) $\sqrt [ 3 ] { 22 } \approx 2.802$
B) $\sqrt [ 3 ] { 21 } \approx 2.7589$
C) $\sqrt [ 3 ] { 20 } \approx 2.7144$
D) $7 \approx 2.7589$

Question

Quizplus · Accepted Answer

To find $f(9)$, substitute $x = 9$ into the function: $f(9) = \sqrt[3]{2(9) + 3} = \sqrt[3]{18 + 3} = \sqrt[3]{21}$, which matches choice B.

For the Given Function, Find the Indicated Function Value f(x)=2x+33f ( x ) = \sqrt [ 3 ] { 2 x + 3 }f(x)=32x+3​

For the Given Function, Find the Indicated Function Value $f ( x ) = \sqrt [ 3 ] { 2 x + 3 }$