Solve the problem.If an object is propelled upward from a height of 144 feet at an initial velocity of 128 feet per second, then its height h after t seconds is given by the equation 
After how many seconds does the object hit the ground?
A. 11 sec
B. 4.5 sec
C. 8.0 sec
D. 9 sec
Answer: D
Mathematics
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Simplify.(8x + 1)(4)
A. 32x - 4 B. 32x + 4 C. 32x + 1 D. x + 4
Mathematics
Provide an appropriate response.Write an expression that represents the area of the figure and simplify.
What will be an ideal response?
Mathematics
Write the fraction as a decimal. If necessary, use repeating decimal notation.
A. 0.3
B. 0.36
C. 0.
D. 0.
Mathematics
Find the first term and the common difference.7, 11, 15, 19, . . .
A. a1 = 7, d = -4 B. a1 = 7, d = 4 C. a1 = 7, d = 12 D. a1 = 7, d = 19
Mathematics