Algebra 3 - Review for Final (Part 1)

Evaluate the function for the given value:

f (x) = 5^x for f(4)

• 20

• 625

• 125

• 25

Is the pictured graph growth, decay, or linear or quadratic?  

• Growth
• Decay
• Linear
• Quadratic

What kind of shift happens with this function?

• 4 points up
• 4 points to the left
• 4 points to the right
• 4 points down

What kind of shift  is represented?

• up 1 unit
• left 1 unit
• right 1 unit 
• down 1 unit

• 4

• -4

• 2

• -2

• 5

• 7

• 2

• 4

Rewrite log₂8 = 3 in exponential form.

• 2⁸ = 3
• 2³ = 8
• 3² = 8
• 8³ = 2

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

log₂(x + 2) + log₂x  = 3

• -4, 2
• -2, 4
• 2
• 1