AdvAlg2 Test 2 (lesson 1-4 to 2-3)

Find the following using the graph:

domain: ​ (a)  

range: ​ (b)   ​ ​ ​ ​​ ​

Is it a function? ​ (c)  

• -2 ≤ x ≤ 3
• -3 ≤ y ≤ 3
• { -2, -1, 0, 1, 2, 3 }
• { -3, -2, -1, 0, 1, 2, 3 }
• yes
• no
• -1 ≤ y ≤ 3
• { -2, 1, 3 }
• -2 ≤ y ≤ 3
• -3 ≤ x ≤ 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Mathematical Equivalence

ON

Tags

CCSS.HSF.IF.A.2

• x = 11

• no solution

Graph the line of the equation.

x - 4y = 28

Tags

CCSS.HSA.CED.A.2

What is the equation written in slope-intercept form?

x - 4y = 28

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation of the line in slope-intercept form with the given information.

Passes through (-2, -8) and parallel to 7x - 2y = -8.

Mathematical Equivalence

OFF

Write the equation of the line in slope-intercept form with the given information.

Passes through (2, -2) and (-3, -17).

Mathematical Equivalence

OFF

Write the equation of the line in slope-intercept form with the given information.

Passes through (5, 2) and perpendicular to 5x - 2y = -6.

Mathematical Equivalence

OFF

The table shows the average price of a personal computer during certain years. On paper, write the equation (keep all decimals) to model the data using linear regression. Then

use the equation to predict the average cost of a  personal computer in 2020. Type the price rounded to the nearest cent.

Mathematical Equivalence

OFF

Graph the system by converting each equation into slope-intercept form.

SHOW WORK on paper, then graph on desmos. Type the y-coordinate of the solution ONLY?

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.C.8B