I need calc help plzz!?

Question

Please show work so even i know how to do it. thank you.

1.) lim

h --> 0 (1/h) ( (1/√1+h) -1)

just incase you cant tell, it is 1 divided by square root of 1+h

2.) lim

x --> 3- x √9-x^2

it is x times square root of 9- x^2

3.) lim

x ---> ((x^2 - 16) ^ ( 1/4) ) / (x+4)

just incase you cant tell the equation - (x^2 -16) ^ (1/4) all divided by x+4

Answer 1

Please, only one question per question.