Find an equation for the graph.
A. y = 4 sin 
B. y = 3 sin 
C. y = 3 sin (4?x)
D. y = 4 sin (3?x)
Answer: D
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Translate the percent statement to a basic percent equation.95 is 10% of 950.
A. 950 ? 95 = 0.1 B. 0.1 ? 95 = 950 C. 95 ? 950 = 0.1 D. 0.1 ? 950 = 95
Write the sentence as an equation. Use x to represent "a number."Five times the sum of 7 and a number is -65.
A. 5(7) - x = -65 B. 5(7 + x ) = -65 C. 5x + 7 = -65 D. 7(5 + x ) = -65
Solve. Remember to insert units when writing your answer.A supermarket sells soup in 1-pt-1-c containers. How much soup is contained in two such containers?
A. 1 qt 1 pt B. 2 qt 1 c C. 1 qt 2 pt D. 2 qt 2 c
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
|x|
A. 
B. 
C. 
D. 