Answer the question.Which one of the equations below matches the graph?
A. y = 2 cos
B. y = -2 sin
C. y = 2 sin
D. y = 2 cos
Answer: C
Mathematics
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Solve the problem.Find an equation of the tangent to the curve f(x) = 
that has slope 
.
A. y = 
x
B. y = 
x + 
C. y = - 
x + 
D. y = 
x - 
Mathematics
Evaluate the algebraic expression for the given value. If necessary, simplify your answer.
x2 + 
y2; x = 5, y = 4
A. 
B. 33
C. 
D. 
Mathematics
Refer to the pictograph.
?
How much more money did parents spend than children?
?
?
A. $150 B. $105 C. $175 D. $180 E. $145
Mathematics
Fill in the blank with one of the words or phrases listed below.
A 
graph presents data using vertical or horizontal bars.
A. circle B. tree diagram C. pictograph D. bar
Mathematics