Solve the problem.If we neglect air resistance, the polynomial -16t2 + h0 describes the height of a falling object after falling from an initial height h0 for t seconds. A cliff is 1702 feet high. If a coin were dropped from the top of the cliff, how high would the coin be from the ground after 9 seconds?
A. 396 ft
B. 420 ft
C. 440 ft
D. 406 ft
Answer: D
Mathematics
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Solve.One-half serving of soy sauce contains 215 milligrams of sodium. How many grams of sodium from soy sauce are included in an egg-foo-young dish made from 2 servings of soy sauce? Round to the nearest tenth of a gram.
A. 0.1 g B. 43.0 g C. 0.9 g D. 107.5 g
Mathematics
Find the second derivative.w = z-4 - 
A. -4z-5 + 
B. 20z-6 + 
C. 20z-6 - 
D. -4z-6 - 
Mathematics
Graph the function.f(x) = x4 + 3x2 - 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Given the technology matrix M and the final demand matrix D stated below, find (I - M)-1 and find the output matrix X.M = 
D = 
What will be an ideal response?
Mathematics