Algebra 1 STAAR Released Test 2019- Part 3

1 Which graph best represents y = −x² + 6x − 1?

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CCSS.HSA.REI.D.10

CCSS.HSA.APR.B.3

A company advertises on a website. A worker tracked the number of visits to the website and the number of clicks on the advertisement. The table shows the data for several days. A linear function can be used to model the data. Based on the table, what is the best prediction of the number of clicks on the advertisement if 1,500 people visit the website?

• F. 77

• G. 137

• H. 83

• J. 105

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CCSS.HSA.CED.A.2

CCSS.HSS.ID.C.7

The graph of a linear function is shown on the grid. Which equation is best represented by this graph?

• A. y + 2 = 7/5 (x + 7)

• B. y - 2 = 7/5 (x - 7)

• C. y + 2 = 5/7 (x + 7)

• D. y - 2 = 5/7 (x - 7)

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

Which expression is equivalent to (xy^-6)² for all values of x and y where the expression is defined?

• F. xy^-36

• G. xy³⁶

• H. x²y^-12

• J. x²y¹²

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CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

CCSS.HSN.RN.A.2

A college student completed some courses worth 3 credits and some courses worth 4 credits. The student earned a total of 59 credits after completing 18 courses. How many courses worth 3 credits did the student complete?

• A. 13

• B. 5

• C. 20

• D. 39

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

CCSS.HSA.REI.C.6

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.SSE.A.1

The graph of linear function f passes through the point (1, −9) and has a slope of -3. What is the zero of f ?

• F. 2

• G. 4

• H. -6

• J. -2

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CCSS.HSA.REI.D.10

CCSS.HSA.REI.B.3

CCSS.HSA.REI.D.11

What is the value of the y-intercept of the graph of h x( ) = 29(5.2)^x? Record your answer and fill in the bubbles on your answer document.

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CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.LE.B.5

The graph of a quadratic function is shown on the grid. Which function is best represented by this graph?

• F. h(x) = x²-3x-9

• G. h(x) = x² + 3x -9

• H. h (x) = x²-6x

• J. h(x) = x²+6x

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Which expression is equivalent to 24x² - 22x + 5

• A. (12x + 5) (2x + 1)

• B. (8x - 5) (3x -1)

• C (12x - 5) (2x - 1)

• D. (8x + 5) (3x + 1)

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CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.A.1

A system of equations is graphed on the grid. Which system of equations does the graph represent?

• F. y = − x

  4 y = 2x − 2

• G. y = −x + 4

  y = 2x − 4

• H. y = x − 4

  y = −2x − 2

• J. y = x + 4

  y = −2x − 4

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11