Solve.The function 
models the time, T(x), in seconds, that it takes an object to fall x feet. How long will it take for a ball dropped from the top of 
building to hit the ground? Leave the solution in simplified radical form.
A. 
sec
B. 
sec
C. 
sec
D. 
sec
Answer: D
Mathematics
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Find the sum and simplify the answer.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Suppose X has density function f(x) = 
Find P(X < 1).
A. 2e-2 - 2 B. e-2 - 1 C. e-2 D. 1 - 2e-2 E. 1 - e-2
Mathematics
Prove that 
and 
are equivalent by showing that they represent the same vector.R = (8, 1), S = (13, 4), O = (6, 4), and P = (11, 7)
A. No B. Yes
Mathematics
Simplify.13 + 29 ? 25
A. 402 B. 738 C. 1050 D. 67
Mathematics