Question 1
If 2^x = 3, what is the value of 4^x?
Correct Answer:
9
Question 2
The roots of x^2 - 5x + 6 = 0 are r and s. What is r^2 + s^2?
Correct Answer:
13
Question 3
If log2(x) + log2(x-2) = 3, find x.
Correct Answer:
4
Question 4
For what positive k does 3x^2 + kx + 12 = 0 have exactly one real solution?
Correct Answer:
12
Question 5
If f(x) = 2x+1 and g(x) = x^2, what is f(g(3))?
Correct Answer:
19
Question 1
Exam overview

About this Exam

Prepare with the American Mathematics Competition 12 (AMC 12) [amc12] practice quiz. This question bank includes 25 questions covering many, probability, ways, balls, and log2. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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American Mathematics Competition 12 (AMC 12) [amc12]

This practice set contains 25 questions from the matching question bank and focuses on many, probability, ways, balls, and log2. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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