Functions & equations
A relation where each input has exactly one output.
What is a function?
Inequality symbol for “less than or equal to.”
What is ≤ ?
Rule for multiplying powers with the same base.
What is add the exponents?
Shape of the graph of a quadratic.
What is a parabola?
A fraction where the numerator and/or denominator is a polynomial.
What is a rational expression?
The formula for the slope of a line.
What is (y₂ - y₁) / (x₂ - x₁)?
x < 5 and x > 1 is what kind of inequality?
What is a compound inequality?
Simplify: (x³)(x²)
What is x⁵?
Formula to find the axis of symmetry.
What is x = -b/2a?
Simplify: (x² - 9)/(x + 3)
What is x - 3?
Solve for x: 3x - 5 = 16
What is x = 7?
Solve: 2x - 3 < 5
What is x < 4?
Simplify: (2x²)(3x³)
What is 6x⁵?
Solve: x² = 49
What is x = ±7?
What must be excluded from the domain of 1/(x - 2)?
What is x ≠ 2?
A function written in y = mx + b form.
What is slope-intercept form?
The solution of a system of equations is this.
What is the point of intersection?
A polynomial with 3 terms.
What is a trinomial?
Simplify: √(25x²)
What is 5x?
Multiply: (2/x) * (x/3)
What is 2/3?
The point where a line crosses the y-axis.
What is the y-intercept?
Solve by substitution:
y = 2x + 1 and x + y = 7
What is x = 2, y = 5?
Multiply: (x + 2)(x + 5)
What is x² + 7x + 10?
Solve using the quadratic formula: x² - 5x + 6 = 0
What is x = 2 or x = 3?
Divide: (x² + 3x)/(x + 3)
What is x?