Algebra Adventures
Solve for x: 2x + 3 = 7
x = 2
How many degrees are in a triangle?
180 degrees
What is the derivative of x²?
2x
What is 7 × 8?
56
If you buy something for $80 and get a 25% discount, what is the sale price?
$60
What is the quadratic formula?
x = (-b ± √(b² - 4ac)) / 2a
Name the theorem: a² + b² = c²
Pythagorean Theorem
Whats the derivative of 4x + 3?
4
Simplify: (3² + 4²)
25
You drove 120 miles in 2 hours. What is your average speed?
60 mph
Factor: x² - 9
(x + 3)(x - 3)
What is the area of a circle with radius 3?
9π
Define the limit of a function.
The value a function approaches as the input approaches a given point.
What is the square root of 81?
9
If you have a $50 meal and want to tip 20%, how much is the tip?
$10
If f(x) = 3x - 5, what is f(4)?
7
Find the volume of a cube with side length 4.
64
What is the derivative of sin(x)?
cos(x)
What is 25% of 80?
20
A car costs $20,000 and depreciates 10% per year. What’s its value after one year?
$18,000
Solve for x: x² - 5x + 6 = 0
x = 2 or x = 3
What’s the sum of the interior angles of a hexagon?
720 degrees
What is the area under the curve y = 3 from x = 0 to x = 2?
6
Simplify: (2³ × 2²)
32
You invest $1,000 at a 5% annual interest rate. How much will you have after 1 year (simple interest)?
$1050