Find an equation that meets the given conditions.y varies inversely as x and y = 28 when x = 
A. y = 
B. y = 
C. y = 112x
D. y = 
Answer: A
Mathematics
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Solve the problem.When a ball is thrown upward at a speed of 22 m/s, its height h above the ground (in meters) after t seconds is given by the algebraic expression 
Find the height of the ball after 3 seconds.
A. 51.3 m B. 61.1 m C. 21.9 m D. 36.6 m
Mathematics
Simplify the given expression. Expansion of any term is not necessary; proper recognition of the form of the expression leads to the proper result.
A. 6 tan 6x B. 3 tan 6x C. 3 tan 3x D. tan 6x
Mathematics
For the function f whose graph is given, determine the limit.Find 
f(x) and 
f(x).
A. -2; -7 B. -5; -2 C. -7; -5 D. -7; -2
Mathematics
Write the percent as a fraction or mixed number in simplest form. 12.5%
A. 
B. 
C. 
D. 
Mathematics