SOLVING QUADRATIC INEQUALITIES

Which of the following graph is the same as the interval  $\left[-5,4\right]$ ?

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Tags

CCSS.6.NS.C.6

Which of the following shows the graph of the solution set of $x^2-5x-14>0$ ?

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CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

Which of the following is the same as the given graph?

• $\left(-2,\ 3\right)$

• $\left[-2,\ 3\right]$

• $\left(-\infty,\ -2\right]\cup\left[3,\infty\right)$

• $\left(-\infty,\ -2\right)\cup\left(3,\ \infty\right)$

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSA.REI.D.12

Which is the solution set of  $\left(x+3\right)\left(x-2\right)>0$ ?

•  $\left(-2,\ 3\right)$  

•  $\left(-3,2\right)$  

•  $\left(-\infty,-3\right)\cup\left(2,\infty\right)$  

•  $\left(-\infty,-3\right)\cup\left(2,\infty\right)$  

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Which of the following is the same as the given graph? (check all that apply)

•  $\left\{x|\ x\ge-5<\cup\ \ x\le4\right\}$  

•  $\left[-5,\ 4\right]$  

•  $\left(-\infty,\ 5\right]\ \cup\ \left[4,\ \infty\right)$  

•  $\left\{x|-5\le\ x\le4\right\}$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

Which illustrates the graph of the x² - 5x + 4 < 0?

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Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.12

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.REI.D.12

What inequality does the number line graph represent?

• x ≤ 4
• x ≥ -4
• x < -4
• x < 4

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8

CCSS.6.NS.C.6

What inequality does the number line graph represent?

• x > 5
• x < −5
• x ≥ 5
• x ≥ −5

Tags

CCSS.HSA.REI.B.3

When writing in interval notation, what kind of brackets do I use for:

or ≤ or ≥

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