Solve the inequality.-0.5x ? 4

A. [-0.8, ?)
B. (-?, -0.8]
C. (-?, -8]
D. [-8, ?)


Answer: C

Mathematics

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Solve the problem.The mean air temperature T, in F°, at Fairbanks, Alaska, on the nth day of the year,  is approximated by:  Find the temperature at Fairbanks on day 176, to the nearest tenth.

A. 90.9° F B. 60.6° F C. 56.1° F D. 57.6° F

Mathematics

If a triangle has vertices of   and  then the area of the triangle is given by    Find the area of the triangle with vertices at the given points.(1, -3) (1, 1) (4, 3)

A. 6 B. 2.5 C. 12 D. 5

Mathematics

Find the first five terms of the recursively defined sequence.a1 = 7, an+1 = 

A. 7, - , - 
B. 7, - , - 
C. 7, - , -7, , 7
D. 7, - , 7, - , 7

Mathematics

Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.

What will be an ideal response?

Mathematics