Graph the linear inequality.x + 2y ? 1
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.The position of a weight attached to a spring is s(t) = -5 cos 12?t inches after t seconds. What is the maximum height that the weight reaches above the equilibrium position and when does it first reach the maximum height? Round values to two decimal places, if necessary.
A. The maximum height of 10 inches is first reached after 3 seconds. B. The maximum height of 10 inches is first reached after 6 seconds. C. The maximum height of 5 inches is first reached after 6 seconds. D. The maximum height of 5 inches is first reached after 0.08 seconds.
Solve the inequality and write the answer in interval notation.
?
What will be an ideal response?
Solve the problem.Suppose f(x) = 34.1 + 1.3log (x + 1) models salinity of ocean water to depths of 
at a certain latitude. x is the depth in meters and f(x) is in grams of salt per kilogram of seawater. Approximate the depth (to the nearest tenth of a meter) where the salinity equals 36.
A. -0.9 m B. -1.0 m C. 29.9 m D. 27.9 m
Find the slope-intercept form of the equation of a line that passes through the given points.(2, -5), (3, -2)
A. y = -11x + 3 B. y = 3x - 11 C. y = -11x - 3 D. y = -3x - 11