ACT Math — Number and Quantity — Drill 2

About This Drill

ACT Math — Number and Quantity — Drill 2 is a Math practice drill covering Number and Quantity. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.

This drill focuses on integer and rational exponents and matrix operations, including scalar multiplication and matrix addition. These topics appear in the Number and Quantity reporting category of the ACT Math section.

Questions in This Drill

1. Which of the following is equivalent to x⁻³ · x⁵?
2. Which of the following is equivalent to 8^2/3?
3. Which of the following matrices is equal to −3 multiplied by the matrix [[2, −1], [0, 4]]?
4. For all positive values of x, which of the following is equivalent to ⁵√x³?
5. What is the sum of the matrices [[3, −2], [5, 1]] and [[−1, 4], [−5, 2]]?