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# Linear Approximation of Square Root Function at 16

SVCALC-EYLYRX

Determine the linear approximation for $f(x)=\sqrt{x}$ at $x=16$

A

$4+\cfrac{x-16}{8}$

B

$16+\cfrac{x-16}{8}$

C

$4$

D

$16+\cfrac{x+16}{8}$