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1. Find the roots of the following quadratic equations using the prescribed method. a. 9x² +6x+1=0; factoring b. 6x²-13x5=0; completing the square c. +2 = x; quadratic formula

1. Find the roots of the following quadratic equations using the prescribed method. a. 9x² +6x+1=0; factoring b. 6x²-13x5=0; completing the square c. +2 = x; quadratic formula

Calculus: Early Transcendentals
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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1. Find the roots of the following quadratic equations using the prescribed method. a. b. C. 9x² +6x+1=0; factoring 6x²-13x-5= 0; completing the square +2 2= x; quadratic formula 2. Determine the character of the roots of the following quadratic equations (NO NEED TO FIND THE VALUES OF THE ROOTS). 14z²11z-15 b. 25 y²-40y = -16 c. 4x²+2x-1=0 3. The sum of the reciprocals of two consecutive even integers is. Find the values of the integers. 4. It takes 15 min longer for John to wash clothes compared to his sister. If they work together, it takes them 56 minutes to finish. How long does it take for John to wash the clothes by himself? 5. Anna wants to make an open wooden bin with a square bottom, rectangular sides, and a height of 3 m. She decided to make it from different types of plywood. If the material for the bottom costs Php 54 per sq. m and the material for the sides costs Php 24 per sq. m. what volume of the bin can be made for PhP 630 worth of materials? 3m
Transcribed Image Text:1. Find the roots of the following quadratic equations using the prescribed method. a. b. C. 9x² +6x+1=0; factoring 6x²-13x-5= 0; completing the square +2 2= x; quadratic formula 2. Determine the character of the roots of the following quadratic equations (NO NEED TO FIND THE VALUES OF THE ROOTS). 14z²11z-15 b. 25 y²-40y = -16 c. 4x²+2x-1=0 3. The sum of the reciprocals of two consecutive even integers is. Find the values of the integers. 4. It takes 15 min longer for John to wash clothes compared to his sister. If they work together, it takes them 56 minutes to finish. How long does it take for John to wash the clothes by himself? 5. Anna wants to make an open wooden bin with a square bottom, rectangular sides, and a height of 3 m. She decided to make it from different types of plywood. If the material for the bottom costs Php 54 per sq. m and the material for the sides costs Php 24 per sq. m. what volume of the bin can be made for PhP 630 worth of materials? 3m
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