Unit 4 Review Math 1

Unit 4 Review Math 1

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the slope-intercept form of a linear equation?

Back

The slope-intercept form is given by the equation y = mx + b, where m is the slope and b is the y-intercept.

2.

FLASHCARD QUESTION

Front

How do you find the x-intercept of a linear equation?

Back

To find the x-intercept, set y = 0 in the equation and solve for x.

3.

FLASHCARD QUESTION

Front

What does the slope of a line represent in a real-world context?

Back

The slope represents the rate of change or how much y changes for a unit change in x.

4.

FLASHCARD QUESTION

Front

What is the meaning of the y-intercept in a linear equation?

Back

The y-intercept is the value of y when x = 0; it represents the starting point of the line on the y-axis.

5.

FLASHCARD QUESTION

Front

Write the equation for the total cost C of a service that charges a flat fee plus a variable hourly rate.

Back

C = mh + b, where m is the hourly rate, h is the number of hours, and b is the flat fee.

6.

FLASHCARD QUESTION

Front

What does the x-intercept represent in the context of Juan's shirt sales?

Back

The x-intercept represents the number of short sleeve shirts Juan must sell if he does not sell any long sleeve shirts.

7.

FLASHCARD QUESTION

Front

How do you graph a linear equation in slope-intercept form?

Back

Start by plotting the y-intercept (0, b) on the graph, then use the slope (rise/run) to find another point.

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