Solve the problem.To convert a temperature from degrees Celsius to degrees Fahrenheit, you multiply the temperature in degrees Celsius by 1.8 and then add 32 to the result. Express F as a linear function of c.
A. F(c) = 
B. F(c) = 33.8c
C. F(c) = 1.8c + 32
D. F(c) = 1.8 + 32c
Answer: C
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = 4.9 - 0.64x
A. Domain: all real numbers; range: (-?, 4.9] B. Domain and range: all real numbers C. Domain: [4.9, ?); range: all real numbers D. Domain: all real numbers; range: [4.9, ?)
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Evaluate using substitution.
? 3x sin (5x)dx
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Solve the problem.The weight W of an object on the Moon varies directly as the weight E on earth. A person who weighs 
on earth weighs 38.6 lb on the Moon. How much would a 187-lb person weigh on the Moon?
A. 935 lb B. 37.4 lb C. .2 lb D. 418.6 lb
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Determine whether the function is one-to-one.f(x) = 4x2 + x
A. Yes B. No
Mathematics