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Linear Functions and Quadratic Equations

Linear Functions and Quadratic Equations

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers solving systems of equations, understanding slope and y-intercept, solving proportions using graphing, calculating the perimeter of a triangle, identifying functions and determining domain, finding range and calculating slope from points, and solving quadratic equations using graphing and the quadratic formula.

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of x if (x, 1) is a solution to the system of equations y = x - 3 and y = x + 5?

x = 5

x = 2

x = 3

x = 4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slope of the line given by the equation y = -2x + 5?

-2

2

5

-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you solve the proportion 24(2x + 1) = 72(2x - 1) using a graphing calculator?

Graph both sides and find the intersection

Cross-multiply and solve algebraically

Use the quadratic formula

Substitute values until both sides are equal

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the perimeter of a triangle with sides 2x - 1, x + 3, and 3x - 4?

6x - 2

5x + 2

7x - 1

4x + 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the domain of a function that starts at x = -3 and ends at x = 5, with a closed circle at -3 and an open circle at 5?

(-3, 5]

[-3, 5)

(-3, 5)

[-3, 5]

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Using stat edit, what is the slope of the line through the points (-3, 5) and (-1, 2)?

-2

1.5

-1.5

2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the x-intercepts of the quadratic equation x^2 - x - 20?

5 and -4

-4 and 5

4 and -5

-5 and 4

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