Solve the problem.What is the y-intercept of y = sin x?
A. 0
B. ?
C. 
D. 1
Answer: A
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A group of 45 parents and children plan to go to the zoo. For safety, there must be one parent for each 4 children. ? A: Using ?P for parents and ?C for children, write a system of two equations that describes the group traveling to the zoo. Round your answers to two decimal places, if necessary. ? B: How many parents and how many children make the trip?
What will be an ideal response?
Write the equation of the line that has the given slope and passes through the given point. Write the equation in slope-intercept form.slope = 
; 
A. y = 3x
B. y = - 
x - 5
C. y = -5x
D. y = 
x
Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(2, -2)
A. 
B. 
C. 
D. 
Solve the given equation.
k = 5
A. k = 5
B. k = 0
C. k = 1
D. k = 