Advanced Mathematical Concepts: Precalculus with Applications, Student Edition

1st Edition

ISBN: 9780078682278

Author: McGraw-Hill, Berchie Holliday

Publisher: Glencoe/McGraw-Hill

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.

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Question

Chapter 4.2, Problem 30E

To determine

To solve: The equation 4w2+19w−5=0

Expert Solution & Answer

Answer to Problem 30E

w=14 or w=−5

Explanation of Solution

Given information: 4w2+19w−5=0

Calculation:

Given

4w2+19w−5=0

That is: (4w−1)(w+5)=0,

Thus: 4w−1=0 or w+5=0

That is:

w=14 or w=−5

Chapter 4.2, Problem 29E

Chapter 4.2, Problem 31E

Chapter 4 Solutions

Advanced Mathematical Concepts: Precalculus with Applications, Student Edition

Ch. 4.1 - Prob. 1CFU Ch. 4.1 - Prob. 2CFU Ch. 4.1 - Prob. 3CFU Ch. 4.1 - Prob. 4CFU Ch. 4.1 - Prob. 5CFU Ch. 4.1 - Prob. 6CFU Ch. 4.1 - Prob. 7CFU Ch. 4.1 - Prob. 8CFU Ch. 4.1 - Prob. 9CFU Ch. 4.1 - Prob. 10CFU

Ch. 4.1 - Prob. 11CFU Ch. 4.1 - Prob. 12CFU Ch. 4.1 - Prob. 13CFU Ch. 4.1 - Prob. 14CFU Ch. 4.1 - Prob. 15E Ch. 4.1 - Prob. 16E Ch. 4.1 - Prob. 17E Ch. 4.1 - Prob. 18E Ch. 4.1 - Prob. 19E Ch. 4.1 - Prob. 20E Ch. 4.1 - Prob. 21E Ch. 4.1 - Prob. 22E Ch. 4.1 - Prob. 23E Ch. 4.1 - Prob. 24E Ch. 4.1 - Prob. 25E Ch. 4.1 - Prob. 26E Ch. 4.1 - Prob. 27E Ch. 4.1 - Prob. 28E Ch. 4.1 - Prob. 29E Ch. 4.1 - Prob. 30E Ch. 4.1 - Prob. 31E Ch. 4.1 - Prob. 32E Ch. 4.1 - Prob. 33E Ch. 4.1 - Prob. 34E Ch. 4.1 - Prob. 35E Ch. 4.1 - Prob. 36E Ch. 4.1 - Prob. 37E Ch. 4.1 - Prob. 38E Ch. 4.1 - Prob. 39E Ch. 4.1 - Prob. 40E Ch. 4.1 - Prob. 41E Ch. 4.1 - Prob. 42E Ch. 4.1 - Prob. 43E Ch. 4.1 - Prob. 44E Ch. 4.1 - Prob. 45E Ch. 4.1 - Prob. 46E Ch. 4.1 - Prob. 47E Ch. 4.1 - Prob. 48E Ch. 4.1 - Prob. 49E Ch. 4.1 - Prob. 50E Ch. 4.1 - Prob. 51E Ch. 4.1 - Prob. 52E Ch. 4.1 - Prob. 53E Ch. 4.1 - Prob. 54E Ch. 4.1 - Prob. 55E Ch. 4.1 - Prob. 56E Ch. 4.1 - Prob. 57E Ch. 4.1 - Prob. 58E Ch. 4.1 - Prob. 59E Ch. 4.1 - Prob. 60E Ch. 4.1 - Prob. 61E Ch. 4.1 - Prob. 62E Ch. 4.1 - Prob. 63E Ch. 4.1 - Prob. 64E Ch. 4.1 - Prob. 65E Ch. 4.1 - Prob. 66E Ch. 4.2 - Prob. 1CFU Ch. 4.2 - Prob. 2CFU Ch. 4.2 - Prob. 3CFU Ch. 4.2 - Prob. 4CFU Ch. 4.2 - Prob. 5CFU Ch. 4.2 - Prob. 6CFU Ch. 4.2 - Prob. 7CFU Ch. 4.2 - Prob. 8CFU Ch. 4.2 - Prob. 9CFU Ch. 4.2 - Prob. 10CFU Ch. 4.2 - Prob. 11CFU Ch. 4.2 - Prob. 12E Ch. 4.2 - Prob. 13E Ch. 4.2 - Prob. 14E Ch. 4.2 - Prob. 15E Ch. 4.2 - Prob. 16E Ch. 4.2 - Prob. 17E Ch. 4.2 - Prob. 18E Ch. 4.2 - Prob. 19E Ch. 4.2 - Prob. 20E Ch. 4.2 - Prob. 21E Ch. 4.2 - Prob. 22E Ch. 4.2 - Prob. 23E Ch. 4.2 - Prob. 24E Ch. 4.2 - Prob. 25E Ch. 4.2 - Prob. 26E Ch. 4.2 - Prob. 27E Ch. 4.2 - Prob. 28E Ch. 4.2 - Prob. 29E Ch. 4.2 - Prob. 30E Ch. 4.2 - Prob. 31E Ch. 4.2 - Prob. 32E Ch. 4.2 - Prob. 33E Ch. 4.2 - Prob. 34E Ch. 4.2 - Prob. 35E Ch. 4.2 - Prob. 36E Ch. 4.2 - Prob. 37E Ch. 4.2 - Prob. 38E Ch. 4.2 - Prob. 39E Ch. 4.2 - Prob. 40E Ch. 4.2 - Prob. 41E Ch. 4.2 - Prob. 42E Ch. 4.2 - Prob. 43E Ch. 4.2 - Prob. 44E Ch. 4.2 - Prob. 45E Ch. 4.3 - Prob. 1CFU Ch. 4.3 - Prob. 2CFU Ch. 4.3 - Prob. 3CFU Ch. 4.3 - Prob. 4CFU Ch. 4.3 - Prob. 5CFU Ch. 4.3 - Prob. 6CFU Ch. 4.3 - Prob. 7CFU Ch. 4.3 - Prob. 8CFU Ch. 4.3 - Prob. 9CFU Ch. 4.3 - Prob. 10CFU Ch. 4.3 - Prob. 11CFU Ch. 4.3 - Prob. 12CFU Ch. 4.3 - Prob. 13CFU Ch. 4.3 - Prob. 14E Ch. 4.3 - Prob. 15E Ch. 4.3 - Prob. 16E Ch. 4.3 - Prob. 17E Ch. 4.3 - Prob. 18E Ch. 4.3 - Prob. 19E Ch. 4.3 - Prob. 20E Ch. 4.3 - Prob. 21E Ch. 4.3 - Prob. 22E Ch. 4.3 - Prob. 23E Ch. 4.3 - Prob. 24E Ch. 4.3 - Prob. 25E Ch. 4.3 - Prob. 26E Ch. 4.3 - Prob. 27E Ch. 4.3 - Prob. 28E Ch. 4.3 - Prob. 29E Ch. 4.3 - Prob. 30E Ch. 4.3 - Prob. 31E Ch. 4.3 - Prob. 32E Ch. 4.3 - Prob. 33E Ch. 4.3 - Prob. 34E Ch. 4.3 - Prob. 35E Ch. 4.3 - Prob. 36E Ch. 4.3 - Prob. 37E Ch. 4.3 - Prob. 38E Ch. 4.3 - Prob. 39E Ch. 4.3 - Prob. 40E Ch. 4.3 - Prob. 41E Ch. 4.3 - Prob. 42E Ch. 4.3 - Prob. 43E Ch. 4.3 - Prob. 44E Ch. 4.3 - Prob. 45E Ch. 4.3 - Prob. 46E Ch. 4.3 - Prob. 47E Ch. 4.3 - Prob. 48E Ch. 4.3 - Prob. 49E Ch. 4.3 - Prob. 50E Ch. 4.3 - Prob. 51E Ch. 4.3 - Prob. 52E Ch. 4.3 - Prob. 53E Ch. 4.3 - Prob. 1GCE Ch. 4.3 - Prob. 2GCE Ch. 4.3 - Prob. 3GCE Ch. 4.3 - Prob. 4GCE Ch. 4.3 - Prob. 5GCE Ch. 4.4 - Prob. 1CFU Ch. 4.4 - Prob. 2CFU Ch. 4.4 - Prob. 3CFU Ch. 4.4 - Prob. 4CFU Ch. 4.4 - Prob. 5CFU Ch. 4.4 - Prob. 6CFU Ch. 4.4 - Prob. 7CFU Ch. 4.4 - Prob. 8CFU Ch. 4.4 - Prob. 9CFU Ch. 4.4 - Prob. 10E Ch. 4.4 - Prob. 11E Ch. 4.4 - Prob. 12E Ch. 4.4 - Prob. 13E Ch. 4.4 - Prob. 14E Ch. 4.4 - Prob. 15E Ch. 4.4 - Prob. 16E Ch. 4.4 - Prob. 17E Ch. 4.4 - Prob. 18E Ch. 4.4 - Prob. 19E Ch. 4.4 - Prob. 20E Ch. 4.4 - Prob. 21E Ch. 4.4 - Prob. 22E Ch. 4.4 - Prob. 23E Ch. 4.4 - Prob. 24E Ch. 4.4 - Prob. 25E Ch. 4.4 - Prob. 26E Ch. 4.4 - Prob. 27E Ch. 4.4 - Prob. 28E Ch. 4.4 - Prob. 29E Ch. 4.4 - Prob. 30E Ch. 4.4 - Prob. 31E Ch. 4.4 - Prob. 32E Ch. 4.4 - Prob. 33E Ch. 4.4 - Prob. 1MCQ Ch. 4.4 - Prob. 2MCQ Ch. 4.4 - Prob. 3MCQ Ch. 4.4 - Prob. 4MCQ Ch. 4.4 - Prob. 5MCQ Ch. 4.4 - Prob. 6MCQ Ch. 4.4 - Prob. 7MCQ Ch. 4.4 - Prob. 8MCQ Ch. 4.4 - Prob. 9MCQ Ch. 4.4 - Prob. 10MCQ Ch. 4.5 - Prob. 1CFU Ch. 4.5 - Prob. 2CFU Ch. 4.5 - Prob. 3CFU Ch. 4.5 - Prob. 4CFU Ch. 4.5 - Prob. 5CFU Ch. 4.5 - Prob. 6CFU Ch. 4.5 - Prob. 7CFU Ch. 4.5 - Prob. 8CFU Ch. 4.5 - Prob. 9CFU Ch. 4.5 - Prob. 10CFU Ch. 4.5 - Prob. 11CFU Ch. 4.5 - Prob. 12E Ch. 4.5 - Prob. 13E Ch. 4.5 - Prob. 14E Ch. 4.5 - Prob. 15E Ch. 4.5 - Prob. 16E Ch. 4.5 - Prob. 17E Ch. 4.5 - Prob. 18E Ch. 4.5 - Prob. 19E Ch. 4.5 - Prob. 20E Ch. 4.5 - Prob. 21E Ch. 4.5 - Prob. 22E Ch. 4.5 - Prob. 23E Ch. 4.5 - Prob. 24E Ch. 4.5 - Prob. 25E Ch. 4.5 - Prob. 26E Ch. 4.5 - Prob. 27E Ch. 4.5 - Prob. 28E Ch. 4.5 - Prob. 29E Ch. 4.5 - Prob. 30E Ch. 4.5 - Prob. 31E Ch. 4.5 - Prob. 32E Ch. 4.5 - Prob. 33E Ch. 4.5 - Prob. 34E Ch. 4.5 - Prob. 35E Ch. 4.5 - Prob. 36E Ch. 4.5 - Prob. 37E Ch. 4.5 - Prob. 38E Ch. 4.5 - Prob. 39E Ch. 4.5 - Prob. 40E Ch. 4.5 - Prob. 41E Ch. 4.5 - Prob. 42E Ch. 4.5 - Prob. 43E Ch. 4.5 - Prob. 44E Ch. 4.5 - Prob. 45E Ch. 4.6 - Prob. 1CFU Ch. 4.6 - Prob. 2CFU Ch. 4.6 - Prob. 3CFU Ch. 4.6 - Prob. 4CFU Ch. 4.6 - Prob. 5CFU Ch. 4.6 - Prob. 6CFU Ch. 4.6 - Prob. 7CFU Ch. 4.6 - Prob. 8CFU Ch. 4.6 - Prob. 9CFU Ch. 4.6 - Prob. 10CFU Ch. 4.6 - Prob. 11CFU Ch. 4.6 - Prob. 12E Ch. 4.6 - Prob. 13E Ch. 4.6 - Prob. 14E Ch. 4.6 - Prob. 15E Ch. 4.6 - Prob. 16E Ch. 4.6 - Prob. 17E Ch. 4.6 - Prob. 18E Ch. 4.6 - Prob. 19E Ch. 4.6 - Prob. 20E Ch. 4.6 - Prob. 21E Ch. 4.6 - Prob. 22E Ch. 4.6 - Prob. 23E Ch. 4.6 - Prob. 24E Ch. 4.6 - Prob. 25E Ch. 4.6 - Prob. 26E Ch. 4.6 - Prob. 27E Ch. 4.6 - Prob. 28E Ch. 4.6 - Prob. 29E Ch. 4.6 - Prob. 30E Ch. 4.6 - Prob. 31E Ch. 4.6 - Prob. 32E Ch. 4.6 - Prob. 33E Ch. 4.6 - Prob. 34E Ch. 4.6 - Prob. 35E Ch. 4.6 - Prob. 36E Ch. 4.6 - Prob. 37E Ch. 4.6 - Prob. 38E Ch. 4.6 - Prob. 39E Ch. 4.6 - Prob. 40E Ch. 4.6 - Prob. 41E Ch. 4.6 - Prob. 42E Ch. 4.6 - Prob. 43E Ch. 4.6 - Prob. 44E Ch. 4.6 - Prob. 45E Ch. 4.6 - Prob. 46E Ch. 4.6 - Prob. 47E Ch. 4.6 - Prob. 48E Ch. 4.6 - Prob. 49E Ch. 4.6 - Prob. 50E Ch. 4.6 - Prob. 51E Ch. 4.6 - Prob. 52E Ch. 4.6 - Prob. 53E Ch. 4.6 - Prob. 54E Ch. 4.6 - Prob. 55E Ch. 4.6 - Prob. 56E Ch. 4.6 - Prob. 57E Ch. 4.7 - Prob. 1CFU Ch. 4.7 - Prob. 2CFU Ch. 4.7 - Prob. 3CFU Ch. 4.7 - Prob. 4CFU Ch. 4.7 - Prob. 5CFU Ch. 4.7 - Prob. 6CFU Ch. 4.7 - Prob. 7CFU Ch. 4.7 - Prob. 8CFU Ch. 4.7 - Prob. 9CFU Ch. 4.7 - Prob. 10E Ch. 4.7 - Prob. 11E Ch. 4.7 - Prob. 12E Ch. 4.7 - Prob. 13E Ch. 4.7 - Prob. 14E Ch. 4.7 - Prob. 15E Ch. 4.7 - Prob. 16E Ch. 4.7 - Prob. 17E Ch. 4.7 - Prob. 18E Ch. 4.7 - Prob. 19E Ch. 4.7 - Prob. 21E Ch. 4.7 - Prob. 22E Ch. 4.7 - Prob. 23E Ch. 4.7 - Prob. 24E Ch. 4.7 - Prob. 25E Ch. 4.7 - Prob. 26E Ch. 4.7 - Prob. 27E Ch. 4.7 - Prob. 28E Ch. 4.7 - Prob. 29E Ch. 4.7 - Prob. 30E Ch. 4.7 - Prob. 31E Ch. 4.7 - Prob. 32E Ch. 4.7 - Prob. 33E Ch. 4.7 - Prob. 34E Ch. 4.7 - Prob. 35E Ch. 4.7 - Prob. 36E Ch. 4.7 - Prob. 37E Ch. 4.7 - Prob. 38E Ch. 4.7 - Prob. 39E Ch. 4.7 - Prob. 40E Ch. 4.7 - Prob. 41E Ch. 4.7 - Prob. 42E Ch. 4.7 - Prob. 43E Ch. 4.7 - Prob. 44E Ch. 4.7 - Prob. 45E Ch. 4.7 - Prob. 46E Ch. 4.7 - Prob. 47E Ch. 4.7 - Prob. 48E Ch. 4.7 - Prob. 49E Ch. 4.7 - Prob. 50E Ch. 4.7 - Prob. 51E Ch. 4.8 - Prob. 1CFU Ch. 4.8 - Prob. 2CFU Ch. 4.8 - Prob. 3CFU Ch. 4.8 - Prob. 4CFU Ch. 4.8 - Prob. 5CFU Ch. 4.8 - Prob. 6CFU Ch. 4.8 - Prob. 7CFU Ch. 4.8 - Prob. 8E Ch. 4.8 - Prob. 9E Ch. 4.8 - Prob. 10E Ch. 4.8 - Prob. 11E Ch. 4.8 - Prob. 12E Ch. 4.8 - Prob. 13E Ch. 4.8 - Prob. 14E Ch. 4.8 - Prob. 15E Ch. 4.8 - Prob. 16E Ch. 4.8 - Prob. 17E Ch. 4.8 - Prob. 18E Ch. 4.8 - Prob. 19E Ch. 4.8 - Prob. 20E Ch. 4.8 - Prob. 21E Ch. 4.8 - Prob. 22E Ch. 4.8 - Prob. 23E Ch. 4.8 - Prob. 24E Ch. 4.8 - Prob. 25E Ch. 4.8 - Prob. 26E Ch. 4.8 - Prob. 27E Ch. 4.8 - Prob. 28E Ch. 4.8 - Prob. 29E Ch. 4.8B - Prob. 1GCE Ch. 4.8B - Prob. 2GCE Ch. 4.8B - Prob. 3GCE Ch. 4.8B - Prob. 4GCE Ch. 4.8B - Prob. 5GCE Ch. 4 - Prob. 1SGA Ch. 4 - Prob. 2SGA Ch. 4 - Prob. 3SGA Ch. 4 - Prob. 4SGA Ch. 4 - Prob. 5SGA Ch. 4 - Prob. 6SGA Ch. 4 - Prob. 7SGA Ch. 4 - Prob. 8SGA Ch. 4 - Prob. 9SGA Ch. 4 - Prob. 10SGA Ch. 4 - Prob. 11SGA Ch. 4 - Prob. 12SGA Ch. 4 - Prob. 13SGA Ch. 4 - Prob. 14SGA Ch. 4 - Prob. 15SGA Ch. 4 - Prob. 16SGA Ch. 4 - Prob. 17SGA Ch. 4 - Prob. 18SGA Ch. 4 - Prob. 19SGA Ch. 4 - Prob. 20SGA Ch. 4 - Prob. 21SGA Ch. 4 - Prob. 22SGA Ch. 4 - Prob. 23SGA Ch. 4 - Prob. 24SGA Ch. 4 - Prob. 25SGA Ch. 4 - Prob. 26SGA Ch. 4 - Prob. 27SGA Ch. 4 - Prob. 28SGA Ch. 4 - Prob. 29SGA Ch. 4 - Prob. 30SGA Ch. 4 - Prob. 31SGA Ch. 4 - Prob. 32SGA Ch. 4 - Prob. 33SGA Ch. 4 - Prob. 34SGA Ch. 4 - Prob. 35SGA Ch. 4 - Prob. 36SGA Ch. 4 - Prob. 37SGA Ch. 4 - Prob. 38SGA Ch. 4 - Prob. 39SGA Ch. 4 - Prob. 40SGA Ch. 4 - Prob. 41SGA Ch. 4 - Prob. 42SGA Ch. 4 - Prob. 43SGA Ch. 4 - Prob. 44SGA Ch. 4 - Prob. 45SGA Ch. 4 - Prob. 46SGA Ch. 4 - Prob. 47SGA Ch. 4 - Prob. 48SGA Ch. 4 - Prob. 49SGA Ch. 4 - Prob. 50SGA Ch. 4 - Prob. 51SGA Ch. 4 - Prob. 52SGA Ch. 4 - Prob. 53SGA Ch. 4 - Prob. 54SGA Ch. 4 - Prob. 55SGA Ch. 4 - Prob. 56SGA Ch. 4 - Prob. 57SGA Ch. 4 - Prob. 58SGA Ch. 4 - Prob. 59SGA Ch. 4 - Prob. 1SAP Ch. 4 - Prob. 2SAP Ch. 4 - Prob. 3SAP Ch. 4 - Prob. 4SAP Ch. 4 - Prob. 5SAP Ch. 4 - Prob. 6SAP Ch. 4 - Prob. 7SAP Ch. 4 - Prob. 8SAP Ch. 4 - Prob. 9SAP Ch. 4 - Prob. 10SAP

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The equation 4 w 2 + 19 w − 5 = 0