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Algebra I STAAR

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Used 1+ times

Algebra I STAAR
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which function is equivalent to g( x ) = x2 + 15x − 54?

g(x) = (x + 9)(x − 6)

g(x) = (x + 18)(x − 3)

g(x) = (x − 9)(x + 6)

g(x) = (x − 18)(x + 3)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the equation in slope-intercept form of the line that passes through the points ( -4 , 2) and (12, 6)?

y = 0.25x + 3

y = 0.25x − 4.5

y = 4x + 18

y = 4x − 42

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which graph best represents -5y = -6x + 15?

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A baker determined the annual profit in dollars from selling pies using p(n) = 52n − 0.05n2, where n is the number of pies sold. What is the annual profit if the baker sells 400 pies?

$20,780

$12,800

$28,800

$20,760

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An exponential function is graphed on the grid.

g(x) = 6(1/3)x

g(x) = 6(3)x

g(x) = 6 − (1/3)x

g(x) = 6 − (3)x

Tags

CCSS.HSF.LE.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the equation in slope-intercept form of the line that crosses the x-axis at 36 and is perpendicular to the line represented by y = −4/9x + 5?

y =4/9x + 16

y =4/9x - 16

y =9/4x + 81

y =9/4x - 81

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A student worked out at a gym continuously for 50 minutes. The graph shows the remaining percentage of the workout as a linear function of x, the time in minutes.


Which answer choice best describes the domain and range of the function for this situation?

Domain: All real numbers greater than or equal to 0 and less than or equal to 100 Range: All real numbers greater than or equal to 0 and less than or equal to 50

Domain: {-2} Range: {100}

Domain: All real numbers greater than or equal to 0 and less than or equal to 50 Range: All real numbers greater than or equal to 0 and less than or equal to 100

Domain: {100} Range {-2}

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