Solve the problem.Express 105° as ? + ?, where cos ? and cos ? are known exactly.
A. 10° + 95°
B. 60° + 45°
C. 62° + 43°
D. 58° + 47°
Answer: B
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Solve.
= 6h
A. h = 
B. h = 14
C. h = 10
D. h = 2
Solve the compound inequality. Express the solution using interval notation or state that there is no solution.7x - 9 > 5 or -x + 7 ? -8
A. (2, ?) B. (2, 15] C. [2, 15) D. (-?, ?)
Let the function 
be defined by the equation 
, where x and 
are real
numbers. Find the domain of the function 
.
?
Please enter your answer in interval notation.
What will be an ideal response?
Solve the problem.The cost of manufacturing a computer part is related to the quantity produced, x, during a production run. When 100 parts are produced, the cost is $300. When 600 parts are produced, the cost is $4800. Find an equation of the line relating quantity produced to cost. Write the final answer in the form C = mx + b.
A. C = 9x - 600 B. C = 9x C. C = 600x + 9 D. C = 9x + 600