Score Grade/Section: Date 13. What is the solution of the inequality? A. x > -1 or x < -2 B. -2 < x S -1 C. x > 1 or x < 2 D. x < -1 or x > -2

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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What is the solution of the inequality?
Republic of the Philippines
Department of Education
Region IV – A ( CALABARZON)
CITY SCHOOLS DIVISION OF DASMARIÑAS
DASMARIÑAS EAST INTEGRATED HIGH SCHOOL
ASSESSMENT
MATHEMATICS 9
Name:
Grade/Section:
Score:
Date:
13. What is the solution of the inequality?
A. x > -1 or x < -2
C. x > 1 or x < 2
B. -2 < x S -1
D. x < -1 or x > -2
14. Which of the following equations represents a quadratic function?
A. y = -1 - 3x
B. y = 5x3
5. The quadratic function f(x) = x² + 2x + 1 is expressed in vertex form as
A. f(x) = (x- 1)²
B. f(x) = (x + 1)2
C. y = 3x2 - 1
D. y = 5* - 2
C. f (x) = (x + 1)² + 1
D. f (x) = (x - 1)² + 1
Mathematical Computation
Directions: Solve the following equations. Box your final answer
a. Solve Quadratic Equation by Extracting the Roots. (1pt. each)
1. 3t2 = 12
2. x2 = 16
9
3. (2s - 1)2 = 225
b. Solve Quadratic Equation by Factoring. (2pts. each)
1. a2 + 8a + 16 = 0
2. h2 + 6h = 16
c. Solve Quadratic Equation by Completing the Square. (2pts. each)
1. x2 - 2x+= 3
2. m2 + 10m + 9 = 0
d. Solve Quadratic Equation by Quadratic Formula (2pts. each)
1. x2 - 4x + 12 = 0
2. 2r2 + 4r = 3
Transcribed Image Text:Republic of the Philippines Department of Education Region IV – A ( CALABARZON) CITY SCHOOLS DIVISION OF DASMARIÑAS DASMARIÑAS EAST INTEGRATED HIGH SCHOOL ASSESSMENT MATHEMATICS 9 Name: Grade/Section: Score: Date: 13. What is the solution of the inequality? A. x > -1 or x < -2 C. x > 1 or x < 2 B. -2 < x S -1 D. x < -1 or x > -2 14. Which of the following equations represents a quadratic function? A. y = -1 - 3x B. y = 5x3 5. The quadratic function f(x) = x² + 2x + 1 is expressed in vertex form as A. f(x) = (x- 1)² B. f(x) = (x + 1)2 C. y = 3x2 - 1 D. y = 5* - 2 C. f (x) = (x + 1)² + 1 D. f (x) = (x - 1)² + 1 Mathematical Computation Directions: Solve the following equations. Box your final answer a. Solve Quadratic Equation by Extracting the Roots. (1pt. each) 1. 3t2 = 12 2. x2 = 16 9 3. (2s - 1)2 = 225 b. Solve Quadratic Equation by Factoring. (2pts. each) 1. a2 + 8a + 16 = 0 2. h2 + 6h = 16 c. Solve Quadratic Equation by Completing the Square. (2pts. each) 1. x2 - 2x+= 3 2. m2 + 10m + 9 = 0 d. Solve Quadratic Equation by Quadratic Formula (2pts. each) 1. x2 - 4x + 12 = 0 2. 2r2 + 4r = 3
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