(15pt) Find the quadratic equation y = ax² + bx+c whose graph the points (-3,1), (-1,-7), (1,1).

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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(15pt) Find the quadratic equation y = ax² + bx+c whose graph passes through
the points (-3,1), (-1,-7), (1,1).
-3)² + b(3) +c
-1)² + b (-1) + c
2-b+c = -3
at btc = 1
92-3b + c =
11
Transcribed Image Text:(15pt) Find the quadratic equation y = ax² + bx+c whose graph passes through the points (-3,1), (-1,-7), (1,1). -3)² + b(3) +c -1)² + b (-1) + c 2-b+c = -3 at btc = 1 92-3b + c = 11
21x + 7y > 14
(15pt) Graph 4x2 - 4y > -8
y
15A
14-
-1-3
-1-2-
-11-
10-
-9
-84
Transcribed Image Text:21x + 7y > 14 (15pt) Graph 4x2 - 4y > -8 y 15A 14- -1-3 -1-2- -11- 10- -9 -84
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