Solve the inequality. Write the solution set in interval notation and graph it.-4t - 2 ? -5t - 10
A. (-?, -8]
B. (-4, ?)
C. [-8, ?)
D. (-?, -4)
Answer: C
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Solve the problem. Round to the nearest tenth if necessary.Juliet runs out of gas in Barnhaven, South Carolina. She walks 7 mi west and then 5 mi south looking for a gas station. How far is she from her starting point?
A. 4.9 mi B. 8.6 mi C. 3.5 mi D. 74 mi
The graph of f(x) = ax2 + bx + c is given in the figure. Determine whether the discriminant is positive, negative, or zero.
A. Zero B. Negative C. Positive
Solve the problem.The number of mosquitoes M(x), in millions, in a certain area depends on the June rainfall x, in inches: What rainfall produces the maximum number of mosquitoes?
A. 8 in. B. 256 in. C. 0 in. D. 16 in.
One way to weigh a very light object is to weigh a large number of the items and then divide to find the weight of one item. Before dividing, the weight of the packaging must be subtracted to find the net weight. Complete the table below. ?
A.
Weight of one item in grams: 0.84 g |
Total Weight: 1112 g
B. Weight of one item in grams: 0.84 g
Net Weight: 1112 g
Total Weight: 1092 g
C. Weight of one item in grams: 0.84 g
Net Weight: 1092 g
Total Weight: 1292 g
D. Weight of one item in grams: 8.4 g
Net Weight: 10,920 g
Total Weight: 10,940 g