Solve.The function h(t) = -16t2 + 80t - 96 gives the height h, in feet, of a flare fired from the bottom of a gorge 96 feet deep with an initial velocity of 80 ft/sec. The flare fired is visible only when it is above the rim (h = 0). During what interval can the flare be seen?
A. (2, 3)
B. (6, 7)
C. (0, 2)
D. (4, 5)
Answer: A
Mathematics
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Use the product rule to simplify the expression. Assume that the variables can be any real number.
A. 9
B. 7
C. 2
D. 14
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Write in exponential form.log1/464 = -3
A. (-3)1/4 = 64
B. 
3 = 64
C. 
-3 = 64
D. 641/4 = 3
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Solve the inequality and write the answer in interval notation.
?
What will be an ideal response?
Mathematics