Without graphing the function, determine its amplitude or period as requested.y = -2 sin 5xFind the amplitude.
A. 2
B. 
C. 
D. 
Answer: A
Mathematics
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Solve for x.43x - 1 = 1024
A. x = 3 B. x = 1 C. x = 2 D. x = 4
Mathematics
Solve the equation by completing the square.x2 = 7 - 4x
A. 2 + 
B. -2 ± 1
C. -1 ± 
D. -2 ± 
Mathematics
Find the whole.192 hotels is 48% of what number of hotels?
A. 0.25 B. 400 C. 25 D. 4000
Mathematics
Solve the problem.A brick staircase has a total of 12 steps The bottom step requires 100 bricks. Each successive step requires 4 fewer bricks than the prior one. How many bricks are required to build the staircase?
A. 912 bricks B. 1464 bricks C. 1872 bricks D. 936 bricks
Mathematics