Solve.16k2 - 4 = 0
A. 2, 0
B. 2, - 2
C. 2, 0
D. 
, - 
Answer: D
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Solve.Jim can run 5 miles per hour on level ground on a still day. One windy day, he runs 10 miles with the wind, and in the same amount of time runs 7 miles against the wind. What is the rate of the wind?
A. 
mph
B. 1
mph
C. 5 mph
D. 28
mph
Factor the expression completely, if possible.196x2 - 36y2
A. (28x - 12y)(7x + 3y) B. (7x - 3y)(28x + 12y) C. 4(7x - 3y)(7x + 3y) D. Does not factor
Light travels at 186,282 miles per second, one year is 365 days and Neptune is 2,697,000,000 miles from Earth. If a light year is the distance light travels in one year, how far is it from Neptune to Earth in light years?
What will be an ideal response?
Write the inequality in interval notation.0 ? x < 4
A. (0, 4) B. [0, 4] C. (0, 4] D. [0, 4)