Solve the problem.An explosion causes debris to rise vertically with an initial velocity of 32 feet per second. The function 
describes the height of the debris above the ground, s(t), in feet, t seconds after the explosion. What is the instantaneous speed of the debris 1.6 second(s) after the explosion?
A. -51.2 ft/sec
B. 51.2 ft/sec
C. -19.2 ft/sec
D. 19.2 ft/sec
Answer: C
Mathematics
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Given f(x) and g(x), find the following.f(x) = x2 + 7x and g(x) = x + 6. Find (f - g)(x) and (f - g)(-2).
A. x2 + 6x - 6; -16 B. x2 + 6x - 6; -14 C. 7x - 6; -20 D. x2 + 7x - 6; -14
Mathematics
Solve the problem.Rogelio makes 60% of free throws. Tell how to simulate an experiment to determine how many shots it will usually take before he misses 6 consecutive shots.
What will be an ideal response?
Mathematics
Match each description below with the letter of the correct number set.
A. natural B. whole C. integer
Mathematics
Solve the equation.3(y + 2) = 4(y - 3)
A. {18} B. {6} C. {-6} D. {-18}
Mathematics