College Math Placement Test Coordinate Geometry 3

Question 1

What is the slope of the line 4x − 2y = 10?

Accepted Answer

2

Answer

−2

Answer

4

Answer

−4

Question 2

Which equation represents a line with slope −2 passing through (−1, 4)?

Accepted Answer

y = −2x + 2

Answer

y = −2x + 6

Answer

y = −2x − 2

Answer

y = −2x + 4

Question 3

At what point do the lines y = 2x + 1 and y = −x + 7 intersect?

Accepted Answer

(2, 5)

Answer

(3, 4)

Answer

(1, 3)

Answer

(4, 3)

Question 4

Is the point (2, 7) on the line y = 3x + 1?

Accepted Answer

Yes, because 3(2) + 1 = 7

Answer

No, because 3(2) + 1 ≠ 7

Answer

Yes, because 3(7) + 1 = 2

Answer

No, because 3(2) − 1 = 7

Question 5

What is the slope of the line through (−2, 5) and (4, −1)?

Accepted Answer

−1

Answer

1

Answer

−2

Answer

2

Question 6

Which equation represents a line with y-intercept −3 and slope ½?

Accepted Answer

y = ½x − 3

Answer

y = ½x + 3

Answer

y = 2x − 3

Answer

y = −½x − 3

Question 7

What is the center of the circle with equation (x − 3)² + (y + 2)² = 25?

Accepted Answer

(3, −2)

Answer

(−3, 2)

Answer

(3, 2)

Answer

(−3, −2)