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(Solved): (10 points) For the function y=x2+3 find: a) the differential dy; b) evaluate dy when x=3 and dx ...

(10 points) For the function \( y=\sqrt{x^{2}+3} \) find:
a) the differential \( d y \);
b) evaluate \( d y \) when \( x=3 \)
(10 points) For the function find: a) the differential ; b) evaluate when and .

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Use axn=axn to rewrite x2+3 as (x2+3)12.ddx[(x2+3)12]Differentiate using the chain rule, which states that ddx[f(g(x))] is f?(g(x))g?(x) where f(x)=x1
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