Math 3 Exam Review Unit 2
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the value of n in the equation 5^(3-2n) = 125?
Back
n = 0
2.
FLASHCARD QUESTION
Front
Solve for x: 4^x - 5 = 12.
Back
x = 2.044
3.
FLASHCARD QUESTION
Front
Evaluate log_3(81).
Back
4
4.
FLASHCARD QUESTION
Front
Write in logarithmic form: 5^2 = 25.
Back
log_5(25) = 2
5.
FLASHCARD QUESTION
Front
An organism can grow from 30 to 195 organisms in 5 hours. What is the growth rate?
Back
45.4%.
6.
FLASHCARD QUESTION
Front
What is the definition of a logarithm?
Back
A logarithm is the exponent to which a base must be raised to produce a given number.
7.
FLASHCARD QUESTION
Front
What is the change of base formula for logarithms?
Back
log_b(a) = log_k(a) / log_k(b) for any base k.
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