CCSS.Math.Content.HSF.LE.A.2

Name the parent function. 

• constant
• quadratic
• linear
• exponential

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CCSS.Math.Content.HSF.LE.A.2

Is the sequence arithmetic: 78, 785, 7855, 78555, ...

• Yes
• No

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CCSS.Math.Content.HSF.LE.A.2

Find the 35th term in the arithmetic sequence: -10, -14, -18, -22, ...

• -216
• -148
• -146
• -150

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CCSS.Math.Content.HSF.LE.A.2

A 78 gram sample of Uranium loses half of its mass each year.  What is the exponential equation? 

• y=78(0.5)^x
• y=78(1.5)^x
• y=78(2)^x

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CCSS.Math.Content.HSF.LE.A.2

The common difference of the Arithmetic Progression 0.2, -0.3, -0.8, ..... is 

• 0.3
• 0.5
• -0.5
• -0.2

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CCSS.Math.Content.HSF.LE.A.2

Astatine-218 has a half-life of 5 seconds. Find the amount left from a 500-gram sample of astatine-218 after 1 minutes.

• 0.2
• 0.1221
• 0.5
• 218

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CCSS.Math.Content.HSF.LE.A.2

If the 2nd term of an AP is 13 and the 5th term is 25, the common difference is 

• 12
• 4
• 3
• 5

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CCSS.Math.Content.HSF.LE.A.2

Use the formula S_n to find the sum of the first five terms of the geometric sequence.

• 124/3

• 41

• 42

• 125/3

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CCSS.Math.Content.HSF.LE.A.2

Which is an arithmetic sequence?

• 1, 3, 5, 7, 9, ...

• 1, 2, 4, 8, 16, 32, ...

• 1, 1, 2, 3, 5, 8, 13, ...

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CCSS.Math.Content.HSF.LE.A.2

Write the explicit formula for the geometric sequence.

• a_n = 4(3)^n-1
• a_n = 3(4)^n-1
• a_n = -4(3)^n-1
• a_n = 3(-4)^n-1

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CCSS.Math.Content.HSF.LE.A.2