Solve the problem.If a ball is thrown upward at 19.6 meters per second from the top of a building that is 70 meters high, the height of the ball can be modeled by 
meters, where t is the number of seconds after the ball is thrown. What is the ball's maximum height?
A. 70 m
B. 84.7 m
C. 128.8 m
D. 89.6 m
Answer: D
Mathematics
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Solve the problem.For the function shown in the graph, find
f(x) and 
f(x).
A. 0; 4 B. 0; 0 C. Does not exist; does not exist D. 0; does not exist
Mathematics
Find the transform of the given function of s.F 
= 
A. f 
=t2e-3t
B. f 
= 
t2e-t
C. f 
= 
t2e3t
D. f 
= 
t2e-3t
Mathematics
Solve the problem.The appliance store where the Scott family shops offers a 6% discount for paying cash. The Scott family received a discount of $52. What was their total bill before the discount?
A. $866.67 B. $312.00 C. $3.12 D. $8.67
Mathematics
Find the exact value by using a sum or difference identity.cos (135° + 120°)
A. - 
B. 
C. - 
D. 
Mathematics