algebra 1 regents review

solve for all values of x:

x² — 13x = 30

• —10 and 3

• 10 and —3

• —15 and 2

• 15 and —2

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CCSS.HSA-REI.B.4B

Which function represents exponential decay?

• f(x) = 100(0.9)^x 

• f(x) = 10(1.09)^x 

• f(x) = 1.9^x

• f(x) = ½(9)^x

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CCSS.HSF-LE.A.1A

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CCSS.HSA.APR.C.4

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CCSS.8.EE.C.8C

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CCSS.6.EE.A.3

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CCSS.HSA.APR.B.3

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The graph of f(x)= x² was transformed to create the graph of g(x) = (x - 7)². Which of these describes the transformation?

• A horizontal shift to the right 7 units

• A horizontal shift to the left 7 units

• A vertical shift down 7 units

• A vertical shift up 7 units

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1