Math Review
1. What is the value of π (pi) approximately?
≈ 3.14159
2. Solve for x: f(x) = 4x - 5
x = 5/4
3. What is the formula for the area of a circle?
A = πr²
4. If x and y are positive integers such that 2x + 3y = 12, what is the largest possible value of x?
x = 3
5. If the sum of two numbers is 20 and their difference is 6, what is the larger number?
13
6. If a and b are integers such that (a - b)² = 16, what is the possible value of |a - b|?
4
7. What is the value of (x - 2)² when x = 5?
9
8. Which of the following is equal to (a + b)(a - b)?
a^2-b^2
9. If a triangle has angles 90°, 60°, and x°, what is the value of x?
30
10. Which property is shown: a + b = b + a?
Commutative Property of Addition
11. What is the value of | -7 |?
7
12. If f(x) = x^2 - 4x + 3, what is the value of f(1) + f(3)?
0
← Back to Home