1. Find the equation of the line that passes through the point (2,-3) and is perpendicular to the line x+2y=−4.

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. Find the equation of the line that passes through the point (2,-3) and is perpendicular to the line x+2y=−4. 


2. Answer following:

a) Complete the squares for the equation x2−10x+?2+8y+5=0 . 
b) Draw the circle labelling the center and at least 3 other points. 


3. Determine the net change and average rate of change for the function f(t)=?2−? between t = 2 and t = 2+h. 

4.  For the function f(x)=2x2−12x+19
a) Complete the square 

b) Find the y-intercept 
c) Find the x-intercept(s) if they exist. 
d) Find the vertex 
e) Sketch the parabola using explained transformations. Also label the y-intercept, x-intercepts and
vertex.

f) Find the range 
g) Where is f(x)>0 ?
h) Where is f(x) increasing?

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