Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. 
B. 
C. 
D. 
Answer: B
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Solve the equation for the indicated variable.S = 2?rh + 2?r2
for h
A. h = 
- 1
B. h = 2?(S - r)
C. h = 
D. h = S - r
Show that the following statement is true by transforming the left side into the right side.
?
What will be an ideal response?
Solve the problem. Write your answer as a mixed number when possible.Following the manufacturer's instructions, Kay emptied her car's radiator, poured in 
liter of cleaning agent, waited an hour, drained 
liter of the cleaning agent, and finally added 
liter of plain water. How many liters of fluid (water and cleaning agent) were in the radiator at the end of the procedure?
A. 
liter(s)
B. 
liter(s)
C. 6
liter(s)
D. 
liter(s)
Evaluate the expression, given x = -2, y = 3, and a = -4.(-5x - 6y)(3a)
A. -480 B. 36 C. -96 D. 96