semester 2 alg 1 review

Identify the common ratio

28, 14, 7, 3.5...

• 2

• 1/2

• -14

• -7

Tags

CCSS.HSF.BF.A.2

What is the range of the graphed exponential function?

• y >= 0

• y > 0

• y < 0

• All real numbers

Which graph is described by the equation...

2.3^-x

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• 
• 

Between 2008 and 2012, cupcake shops exploded in popularity in your city.

If f( 🧁) = 2(4)^x represents the number of cupcake shops and x represents the number of years since 2008, how many cupcake shops were there after two years?

• 16 shops

• 20 shops

• 32 shops

• 128 shops

Between 2012 and 2015, gluten began to fall out of fashion and 4 out of 5 cupcake shops closed each year.

If f(🧁) = 128(1/5)^x represents these closures with x representing the number of years since 2013, how many cupcake shops remained after 3 years?

• 1 shop

• 5 shops

• 25 shops

• 128 shops

What are the next three terms in the series?

1.5, 7.5, 37.5...

• 42.5, 47.5, 52.5

• 87.5, 437.5, 2187.5

• 187.5, 937.5, 4687.5

• -187.5, 937.5, -4687.5

Which graph represents the dataset in this table?

• 
• 
• 
• 

What is the 23rd term in this series?

0.2, 0.4, 0.8...

• 838860.8

• 4194304

• 204.8

• 1677721.6

Find the product:
(5n-8)(5n+8)

• 25n²-64
• 10n²
• 5n²+16
• 16

Tags

CCSS.HSA.APR.A.1

Simplify:

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

Tags

CCSS.7.EE.A.1