EDGE Math 8

Determine whether each statement is true or false. Choose the correct answer.

1.	The domain of the relation shown below is ${- 5, - 3, 3, \sqrt{10}, 5} .$

R = {

(- 5, 4), (\sqrt{10}, 1), (- 3, 0),

(3, 0), (5, 4)

}

True

False

Answer: True

2.	The domain of the relation shown below is ${0, 1, 4} .$

R = {

(- 5, 4), (\sqrt{10}, 1), (- 3, 0),

(3, 0), (5, 4)

}

True

False

Answer: True

3.	On the coordinate plane, points having coordinates of the same sign are located in Quadrants I and IV.

True

False

Answer: False; Quadrants I and III

4.	On the coordinate plane, points with positive y-coordinates are located in Quadrants I and II.

True

False

Answer: True

5.	The x- and y-intercepts of the equation $y = x - 3$ are –3 and 3, respectively.

True

False

Answer: False; x-intercept is 3 and y-intercept is –3.

6.	Both the x- and y-intercepts of the equation $y = x^{2}$ are equal to 0.

True

False

Answer: True

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