Find the composition. If f(x) = 
and g(x) = 5x + 6, find (g ? f)(x).
A. x - 
B. x
C. x + 12
D. 5x + 24
Answer: B
Mathematics
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Divide, simplifying if possible.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Convert the temperature. Give your answer to the nearest tenth of a degree.-15°F = °C
A. -8.3°C B. -27.0°C C. 5.0°C D. -26.1°C
Mathematics
Change the mixed number to an improper fraction.3
A. 
B. 
C. 
D. 
Mathematics
Arrange the polynomial in descending powers of the variable. Then find its degree and leading coefficient.3y - y7 + 1.7y3 + 13
A. -y7 + 1.7y3 + 3y + 13, degree: 7, leading coefficient: -y B. 13 + 3y + 1.7y3 - y7, degree: 1, leading coefficient: 13 C. -y7 + 1.7y3 + 3y + 13, degree: 11, leading coefficient: -1 D. -y7 + 1.7y3 + 3y + 13, degree: 7, leading coefficient: -1
Mathematics