Solve Quadratic and Square Root Inequalities by Graphing

The ________________ of 25 is ±5

• reciprocal

• square root

• integer

• ratio

Which inequality is represented by the graph?

• y > -(x - 4)² + 1

• y > -(x - 1)² + 4

• y < (x - 4)² + 1

• y > (x + 4)² + 1

A solution to the system of inequalities:

y < -1/2x + 3 and y < (x+1)² is : 

• (0, 6) 

• (-1, 4)

• (2, 1)

• (3, 4)

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Which of the following is the solution of the given Quadratic Inequality?

• y ≥ -2 or y ≤ -5/2

• y ≤ -2 or y ≥ -5/2

• y ≥ 2 or y ≤ 5/2

• y ≤ 2 or y ≥ 5/2

Which of the following is the solution of the given Quadratic Inequality?

• b ≥ -2 or b ≤ -1

• b ≤ -2 or b ≥ -1

• b ≥ 2 or b ≤ 1

• b ≤ 2 or b ≥ 1

Which of the following is the solution of the given Quadratic Inequality?

• 2 ≤ a ≤ 6

• 2 ≥ a ≥ 6

• -2 ≤ a ≤ -6

• -2 ≥ a ≥ -6

Which of the following is the solution of the given Quadratic Inequality?

• -4 < a < 2

• -4 < a < -2

• 4 > a > 2

• 4 > a > -2

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