1. Dr. Claude Moore, Math Instructor, CFCC
MAT 171 Test 1 Review
The following is a brief review of Test 1 that covers Chapter 1 and Sections This does NOT cover all the material that may be on the test.
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Dr. Claude Moore, Math Instructor, CFCC

2. The distance between (5, 8) and (-1, 5) is1. 2.
185

3. Find the center and the radius of the circle (x + 4) 2 + (y – 5)2 = 36.

4. Find the domain of the function {(-4, 7), (3, 0), (1, 5), (0, 7)}.
{7, 0, 5, 7}
{(-4, 7), (3, 0), (1, 5), (0, 7)}
{-4, 3, 1, 0}
none of these

5. Given that f(x) = 2x2 – x + 5, find f(-1).

6. Find the domain of
(-∞, 4] U [4, ∞)
(-4, 4)
[-4, 4]
(-∞, 4) U (4, ∞)

7. What is the order (or size) of the matrix?
Square matrix
4 by 3
Column matrix
3 by 4

8. Write the equation of the line in slope-intercept form given the slope and the coordinates of the y-intercept: (0, 3). 1. 2. 3. 4.

9. Determine the equation of the line through (-8, 9) and perpendicular to 2x + 7y = 79. Put answer in the slope-intercept form, if possible 1. 2. 3. 4.

10. Write the equation of a line connecting the points: (10, 5) and (10, -5).
x = 10
2. x = -5
y = 10
4. y = -5

11. Given that , then f(t – 2) equals1. 2. 3. 4.

12. A scout troop is designing a triangular flag so that the length of its base is 7 inches less than twice the height, h. The equation for the area is What is the area, in square inches, of the flag if the height is 8 inches? Show your work.
24.5 sq in.
36 sq in.
72 sq in.
sq in.

13. Find the slope and the y-intercept of the equation: .1. 2. 3. 4.

14. Write one or more of the letters A, B, C, and D in each blank as appropriate. A. Consistent B. Inconsistent C. Dependent D. Independent. If two lines are parallel, the system of equations is (are)
1. A & B
2. A & C
3. B & C
4. B & D