Solve the problem.The temperature, t, in degrees Fahrenheit, of water 
66 + 
m where m is the number of minutes since heating began. How long will it take for the temperature of the water to reach 70 degrees Fahrenheit?
A. 5 min
B. 2 min
C. 8 min
D. 16 min
Answer: C
Mathematics
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Find an equation of the line tangent to the given curve at the point (a, f(a)). f(x) = 3e-8x , a = 0
A. y = 8x - 3 B. y = 3x + 3 C. y = -24x + 3 D. y = 24x - 3
Mathematics
Convert the measurement as indicated. If necessary, write answers as mixed numbers.10 cups to pints
A. 5 pt
B. 20 pt
C. 40 pt
D. 2
pt
Mathematics
Identify the fraction as proper or improper.
A. proper B. improper
Mathematics
Find the second-order partial derivative.Find fxy when f(x, y) = xy2 + yex2 + 5.
A. 2yex2 B. 2y + 2xex2 C. 2xex2 D. y + xex2
Mathematics