Write the complex number in rectangular form.9
A. 9
B. 9i
C. -9i
D. -9
Answer: B
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Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
1/g2(x), x = 4
A. - 
B. 
C. 
D. - 
Write the improper fraction as a mixed or whole number.2
A. 182
B. 18
C. 2
D. 
Solve the problem involving related quantities.A 7-ft. board is cut into 2 pieces so that one piece is 3 feet longer than 3 times the shorter piece. Find the lengths of both pieces.
A. shorter piece: 18 ft; longer piece: 21 ft B. shorter piece: 3.5 ft; longer piece: 21 ft C. shorter piece: 9 ft; longer piece: 24 ft D. shorter piece: 1 ft; longer piece: 6 ft
Solve the problem.The formula to find Celsius temperature, C, given Fahrenheit temperature, F, is 
If the processing temperature of a chemical ranges from 
to 
inclusive, then what is the range of its temperature in degrees Celsius?
A. 32°C ? Temperature ? 45°C B. 270°C ? Temperature ? 315°C C. 100°C ? Temperature ? 175°C D. 150°C ? Temperature ? 175°C