Solve the equation.z - 2 = -1.4
A. -0.6
B. -3.4
C. 0.6
D. 3.4
Answer: C
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Find the vertices and foci of the ellipse.64x2 + 25y2 = 1600
A. Vertices: (0, ±5); Foci: (0, ±
)
B. Vertices: (±8, 0); Foci: (±
, 0)
C. Vertices: (±5, 0); Foci: (±
, 0)
D. Vertices: (0, ±8); Foci: (0, ±
)
Write true or false for the statement.An isosceles triangle has two sides of equal length.
A. True B. False
Solve the problem.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. By using linear regression, the following function is obtained: 
where x is number of hours studied and y is score on the test. Use this function to predict the score on the test of a student who studies 11 hours. Round to the nearest tenth.
A. 83.8 B. 84.1 C. 74.1 D. 79.1
Round the following to the nearest ten, nearest hundred, and nearest thousand.2058
A.
| Ten | 2050 |
| Hundred | 2100 |
| Thousand | 2000 |
B.
| Ten | 2060 |
| Hundred | 2100 |
| Thousand | 2000 |
C.
| Ten | 2060 |
| Hundred | 2000 |
| Thousand | 2000 |
D.
| Ten | 2050 |
| Hundred | 2000 |
| Thousand | 3000 |