Which statement is not true about the function graphed?

The graph has a max value of -4

The graph has a vertex at (-1, -4)

The graph has a y-intercept at (0, -3)

Which 2 transformations can be used to obtain $$h(x)=3x^2+4$$ from $$g(x)=x^2$$ ?

Translated 4 units up, vertical stretch by a factor of 3

Translated 4 down, vertical stretch by a factor of 3

Translated to the right 4 units, horizontal stretch by a factor of 3

Translated to the left 4, horizontal stretch by a factor of 3

Which statement about the quadratic function is true? $$8x^2+8x+5=3$$

x = ½ and x = -½ are the zeros

From 2000 to 2020, the population of a city is modeled by $$P=89,527(1.12)^t$$ . Which statement is true?

The population is increasing by 12% each year

The initial population is 1.12 million

The population is decreasing by 12% each year

In 8 years, the population will be over 3 million

Algebra 1 STAAR Review (#2)

Authored by Kimberly Eason

Mathematics

9th Grade

CCSS covered

Used 183+ times

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30 questions

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MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the rate of change for the table given?

$\frac{5}{2}$

$-\frac{2}{5}$

$\frac{2}{5}$

$-\frac{5}{2}$

Tags

CCSS.HSF-LE.A.1B

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jon is buying gas for his car. The cost of gas varies directly with the number of gallons of gas. If he pays $8.75 for 5 gallons of gas, how much would it cost for 32 gallons?

$56

$160

$280

$18.29

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which inequality represents the graph shown?

$7x+2y>6$

$7x-2y>6$

$7x+2y\le6$

$7x-2y\ge6$

Tags

CCSS.HSA.REI.D.12

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which equation represents the line that passes through (-2, 7) and is perpendicular to the x-axis?

y = 7

x = 7

y = -2

x = -2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which equation represents a line that passes through $\left(-5,-4\right)$ and is parallel to $x-5y=-15$ ?

$y=\frac{1}{5}x-3$

$y=\frac{1}{5}x-1$

$y=x+1$

$y=5x+21$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which equation is perpendicular to $y=-\frac{2}{7}x-5$ and passes through $\left(2,4\right)$ ?

$y=-\frac{7}{2}x+3$

$y=\frac{7}{2}x-3$

$y=\frac{2}{7}x-\frac{6}{7}$

$y=-\frac{2}{7}x+\frac{6}{7}$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the solution to the system of equations given?
$-5x-y=-8$
$-10x-6y=12$

(3, 7)

(-3, 7)

(3, -7)

(-3, -7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the solution to the system given?
$2x-3y=-12$
$y=-\frac{1}{3}x+1$

(-3, 2)

(-2, 3)

(1, -2)

No Solution

Tags

CCSS.8.EE.C.8B

10.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the solution for the following inequality?
$-4(-6x+1)+1\le-2x-29$

$x\ge-1$

$x\le1$

$x\ge1$

$x\le-1$

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Algebra 1 STAAR Review (#2)

What is the rate of change for the table given?

Jon is buying gas for his car. The cost of gas varies directly with the number of gallons of gas. If he pays $8.75 for 5 gallons of gas, how much would it cost for 32 gallons?

Which inequality represents the graph shown?

Which equation represents the line that passes through (-2, 7) and is perpendicular to the x-axis?

Which equation represents a line that passes through (−5,−4)\left(-5,-4\right)(−5,−4) and is parallel to x−5y=−15x-5y=-15x−5y=−15 ?

Which equation is perpendicular to y=−27x−5y=-\frac{2}{7}x-5y=−72​x−5 and passes through (2,4)\left(2,4\right)(2,4) ?

What is the solution to the system of equations given? −5x−y=−8-5x-y=-8−5x−y=−8 −10x−6y=12-10x-6y=12−10x−6y=12

The art club is selling tickets to an event. On Monday, they sold 80 tickets for a total of $426. If each adult ticket cost $6 and student tickets cost $4.50, how many adult tickets did they sell?

What is the solution to the system given? 2x−3y=−122x-3y=-122x−3y=−12 y=−13x+1y=-\frac{1}{3}x+1y=−31​x+1

What is the solution for the following inequality? −4(−6x+1)+1≤−2x−29-4(-6x+1)+1\le-2x-29−4(−6x+1)+1≤−2x−29

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Which equation represents a line that passes through $\left(-5,-4\right)$ and is parallel to $x-5y=-15$ ?

Which equation is perpendicular to $y=-\frac{2}{7}x-5$ and passes through $\left(2,4\right)$ ?

What is the solution to the system of equations given?
$-5x-y=-8$
$-10x-6y=12$

What is the solution to the system given?
$2x-3y=-12$
$y=-\frac{1}{3}x+1$

What is the solution for the following inequality?
$-4(-6x+1)+1\le-2x-29$