Given f(x) and g(x), find the indicated composition and state its domain.f(x) = 
; g(x) = 3x + 5Find (g ? f)(x).
A. x, all real numbers
B. x + 10, all real numbers
C. x - 
, all real numbers
D. 3x + 10, all real numbers
Answer: A
Mathematics
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Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.1
? 7
A. 8
B. 49
C. 7
D. 11
Mathematics
Solve the system.
A. (0, 3, 0) B. (5, 4, -4) C. (0, 5, 0) D. (5, 1, -3)
Mathematics
Subtract.585 - 321
A. 248 B. 264 C. 274 D. 364
Mathematics
Solve.The temperature on a December morning is -8°F at 3 a.m. If the temperature drops 5° by 4 a.m., rises 7° by 5 a.m., and then drops 4° by 6 a.m., find the temperature by 6 a.m.
A. 10°F B. -10°F C. -24°F D. 24°F
Mathematics