Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 98 m?
A. 5 < t < 4
B. 4 < t < 7
C. 2 < t < 5
D. 0 < t < 2
Answer: C
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Solve the problem.The distance d in miles that can be seen on the surface of the ocean is given by d = 1.2
, where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 11.5 miles?
A. 96 ft B. 92 ft C. 158 ft D. 132 ft
Solve.A truck rental company rents a moving truck one day by charging $39 plus $0.11 per mile. Write a linear equation that relates the cost C, in dollars, of renting the truck to the number x of miles driven. What is the cost of renting the truck if the truck is driven 190 miles?
A. C = 0.11x + 39; $59.90 B. C = 0.11x + 39; $41.09 C. C = 0.11x - 39; $18.10 D. C = 39x + 0.11; $7410.11
Identify the group of terms as like or unlike.5b, 13, 6a
A. Unlike B. Like
Use the product and quotient rules, as necessary, to simplify the radical expression.
A. 20
B. 80
C. 40
D. 20