Which statement about the graph of $$y = 16(0.5)^x$$ is NOT true?

C) The x-intercept is (0.5, 0).

B) The graph is decreasing for all values of x.

D) The graph has a horizontal asymptote at y = 0.

How would you graph the inequality y ≥ 1/2x – 2?

Solid line, shade above the line

Solid line, shade below the line

Dotted line, shade above the line

Dotted line, shade below the line

A part of an exponential function is graphed on the grid. Which statements are true about the domain and range of the part of the function shown? Select TWO correct answers.

The domain is the set of all real numbers greater than or equal to 2 and less than or equal to 5.

The range is the set of all real numbers greater than or equal to 1and less than or equal to 8.

The domain is the set of all real numbers greater than or equal to 1 and less than or equal to 8.

The domain is the set of all real numbers.

The range is the set of all real numbers greater than or equal to 2 and less than or equal to 5.

Which situation best represents association but NOT causation?

When the number of spectators at a football game increases, the number of wins for the home team increases.

When more gallons of water are put into an aquarium, the weight of the aquarium increases.

When the amount of time an athlete runs increases, the distance she runs increases.

When the charge of a cell phone battery increases, the number of minutes the phone can be used increases.

A swimming pool can be rented for $110 per hour. The pool can be rented for either 1 hour or 2 hours. The cost in dollars to rent the pool is a function of the number of hours the pool is rented. What are the domain and range of the function for this situation?

Domain: {1, 2} Range: {110, 220}

Domain: {110, 220} Range: {1, 2}

Domain: all real numbers Range: all real numbers

Domain: all integers greater than or equal to zero Range: all integers greater than or equal to zero

A graph of a quadratic function is shown on the grid. Which statement is true?

The function has a minimum value of -4.

The function has a minimum value of -3.

The function has a maximum value of 1.

The function has a maximum value of 0.

The altitude of an airplane is changing at a constant rate. The table shows the linear relationship between y, the altitude of the airplane in feet, and x, the time in minutes. What is the rate of change of the altitude of the airplane with respect to time?

The altitude of the airplane decreases at a rate of 3,000 feet per minute.

The altitude of the airplane increases at a rate of 2,000 feet per minute.

The altitude of the airplane increases at a rate of 5,250 feet per minute.

The altitude of the airplane decreases at a rate of 8,250 feet per minute.

A part of quadratic function g is graphed on the grid. What is the domain of the part of the function shown?

All real numbers greater than or equal to -2 and less than or equal to 3

All real numbers greater than or equal to -4 and less than or equal to 5

All real numbers greater than or equal to -1 and less than or equal to 3

All real numbers greater than or equal to -6 and less than or equal to 6

The graph of f(x) = x is transformed to create the graph of g(x) = 1/2 f(x) + 3. Which statement is true?

The graph of g is less steep than the graph of f and has a y-intercept that is greater than that of f.

The graph of g is less steep than the graph of f and has a y-intercept that is less than that of f.

The graph of g is more steep than the graph of f and has a y-intercept that is less than that of f.

The graph of g is more steep than the graph of f and has a y-intercept that is greater than that of f.

A system of linear equations is shown. Which statement about the system is true?

The system has infinitely many solutions.

The system has one solution, (-1, -8).

The system has one solution, (3, 4).

The function f(x) = -4x + 8 represents the first of two equations in a system of linear equations. The second equation in the system has a different slope than the first equation. Which statement is true about the solution to the system of equations?

The system has exactly one solution.

The system has exactly two solutions.

The system has infinitely many solutions.

2024 Algebra 1 Released STAAR test

Authored by Ms. Con

Mathematics

9th Grade

CCSS covered

Used 26+ times

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50 questions

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MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which expression is equivalent to $7\sqrt{45}$ ?

12 $\sqrt{3}$

35 $\sqrt{3}$

10 $\sqrt{5}$

21 $\sqrt{5}$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which function is best represented by the graph of h?

$h(x) = -x^2 - 8x - 15$

$h(x) = -x^2 + 8x - 15$

$h(x) = x^2 + 8x + 15$

$h(x) = x^2 - 8x + 15$

Tags

CCSS.HSF-IF.C.7A

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The value of y varies directly with x. When the value of x is 4, the value of y is -12. What is the constant of variation when y is a function of x, and what is the value of y when x = -6?

The constant of variation is -3. The value of y when x = -6 is 18.

The constant of variation is 3. The value of y when x = -6 is -18.

The constant of variation is -4. The value of y when x = -6 is 24.

The constant of variation is 2. The value of y when x = -6 is -12.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which graph best represents a quadratic function that has no real zeros?

Graph A

Graph B

Graph C

Graph D

Tags

CCSS.HSF-IF.C.7A

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

An investor deposited money into an investment account that earns interest compounded annually. The function shown models the amount of money in the account in dollars after t years. $A(t) = 1,550(1.02)^t$ Which statement best interprets one value in the function?

The initial deposit in the investment account was $1,581.

The amount of money in the investment account increases 102% each year.

The initial deposit in the investment account was $1,550.

The amount of money in the investment account decreases 2% each year.

Tags

CCSS.HSF.LE.B.5

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which expression is equivalent to $\frac{1}{3}(6x^2y)^2(2x^3y^4)$ for all values of x and y where the expression is defined?

$4x^7y^6$

$24x^7y^6$

$4x^{12}y^8$

$24x^{12}y^8$

Tags

CCSS.HSA.APR.A.1

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The graph of a line is represented by the equation $5x - 8y = 40$ . Which value represents the rate of change of y with respect to x for the equation?

A. $-\frac{8}{5}$

B. $-\frac{5}{8}$

C. $\frac{5}{8}$

D. $\frac{8}{5}$

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The first five terms of a sequence are $a_1 = 47, a_2 = 33, a_3 = 19, a_4 = 5,$ and $a_5 = -9$ . Based on this information, create an equation that can be used to find the nth term of the sequence, $a_n$ .

a_n = -14n + 61

a_n = -14n - 47

a_n = 14n + 47

a_n = 14n - 61

Tags

CCSS.HSF.BF.A.2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the range of the function $f(x) = -x^2 + 60x$ ?

All real numbers that are greater than or equal to 0 and less than or equal to 30

All real numbers that are greater than or equal to 0 and less than or equal to 60

All real numbers that are greater than or equal to 900

All real numbers that are less than or equal to 900

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2024 Algebra 1 Released STAAR test

Which expression is equivalent to 7457\sqrt{45}745​ ?

Which function is best represented by the graph of h?

The value of y varies directly with x. When the value of x is 4, the value of y is -12. What is the constant of variation when y is a function of x, and what is the value of y when x = -6?

Which graph best represents a quadratic function that has no real zeros?

An investor deposited money into an investment account that earns interest compounded annually. The function shown models the amount of money in the account in dollars after t years. A(t)=1,550(1.02)tA(t) = 1,550(1.02)^tA(t)=1,550(1.02)t Which statement best interprets one value in the function?

Which expression is equivalent to 13(6x2y)2(2x3y4)\frac{1}{3}(6x^2y)^2(2x^3y^4)31​(6x2y)2(2x3y4) for all values of x and y where the expression is defined?

The graph of a line is represented by the equation 5x−8y=405x - 8y = 405x−8y=40 . Which value represents the rate of change of y with respect to x for the equation?

The first five terms of a sequence are a1=47,a2=33,a3=19,a4=5,a_1 = 47, a_2 = 33, a_3 = 19, a_4 = 5,a1​=47,a2​=33,a3​=19,a4​=5, and a5=−9a_5 = -9a5​=−9 . Based on this information, create an equation that can be used to find the nth term of the sequence, ana_nan​ .

What is the range of the function f(x)=−x2+60xf(x) = -x^2 + 60xf(x)=−x2+60x ?

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Which expression is equivalent to $7\sqrt{45}$ ?

An investor deposited money into an investment account that earns interest compounded annually. The function shown models the amount of money in the account in dollars after t years. $A(t) = 1,550(1.02)^t$ Which statement best interprets one value in the function?

Which expression is equivalent to $\frac{1}{3}(6x^2y)^2(2x^3y^4)$ for all values of x and y where the expression is defined?

The graph of a line is represented by the equation $5x - 8y = 40$ . Which value represents the rate of change of y with respect to x for the equation?

The first five terms of a sequence are $a_1 = 47, a_2 = 33, a_3 = 19, a_4 = 5,$ and $a_5 = -9$ . Based on this information, create an equation that can be used to find the nth term of the sequence, $a_n$ .

What is the range of the function $f(x) = -x^2 + 60x$ ?