Question Number 1:                                                                       Sketch the graph of the function defined piecewise by the formula    f(x)={0,_<-1;sqrt(1-x^2),-11.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 59E
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Question Number 1:                                                                      

  1. Sketch the graph of the function defined piecewise by the formula

   f(x)={0,_<-1;sqrt(1-x^2),-1<x<1,x,x_>1.  

  1. A positive number _ and the limit L of a function f at a are given. Find a number δ such that

 |f(x) − L| < _ if   0 < |x − a| < δ.      limx to 3 (x^2 - 9) /(x-3) =6;E=0.05            

  1. Find an equation for the tangent line to the curve y = 2/x at the point (2, 1) on this curve.
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