Evaluate the trigonometric function. Round the answer to two decimal places.tan 21°
A. 0.31
B. -1.53
C. 0.38
D. -1.60
Answer: C
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A school is taking a busload of students to a music camp. It costs $199.00 to operate the bus, and the school pays $40.00 per student for use of camp facilities.
?
A: Find a formula that gives total cost 
, in dollars, of taking 
students to the camp.
?
B: What is the cost of taking 36 students to music camp?
?
C: Solve the equation 
for 
, and explain what the solution represents.
What will be an ideal response?
Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s), y = h(t), z = k(r, s, t)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Solve.When five is subtracted from one-eighth of a number the result is 13. What is the original number?
A. 144 B. 99 C. 64 D. 109
Solve.(x - 6)(x + 3) = 0
A. {-6, 3} B. {6, -3} C. {6, 3} D. {6, -6, 3, -3}