WorksheetsQuadratic Inequalities
Total questions: 9
Worksheet time: 25mins
When graphing an inequality, you used a closed dot of shaded circle when you use which symbols?
Less than, greater than
Less than or equal to, greater than or equal to
Equal
Unequal
When graphing an inequality, you used an open dot of hollow circle when you use which symbols?
Less than, greater than
Less than or equal to, greater than or equal to
Equal
Unequal
It is similar to quadratic equation, except instead of an equal sign there’s an inequality sign.
Linear Inequality
Quadratic Equation
Quadratic Inequality
Quadratic Function
What do we call these symbols < , > , ≥ , ≤ ?
Equality Symbols
Inequality Symbols
Unequality Symbols
Signs
What is the standard form of quadratic inequality?
ax2 + bx + c < 0
ax2 + bx < -c
ax2 + bx < c
ax2 + c < bx
Solve x2 - x - 12 < 0.
x = 4, x = -3
x = 4, x = 3
x = -4, x = 3
x = -4, x = -3
Solve x2 + 9x + 13 < -7.
x = -4, x = -5
x = 4, x = 5
x = -4, x = 5
x = 4, x = -5
Graph x2 - x - 12 < 0.
Graph x2 + 9x + 13 > -7
