Use the appropriate formula to answer the question.What Celsius temperature is equivalent to a temperature of 248° Fahrenheit?
A. 155.6°C
B. 478.4°C
C. 120°C
D. 105.8°C
Answer: C
Mathematics
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Solve.What is the weight of a spherical steel tank with a diameter of 4.5 feet when it is full of water? Assume steel weighs 127 pounds per square foot and water weighs 62.4 pounds per cubic foot. Round to the nearest pound.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°
A. 
B. 
C. 
D. 
Mathematics
The position vector of a particle is r(t). Find the requested vector.The velocity at t = 0 for r(t) = ln(t3 - 5t2 + 5)i - 
j - 7cos(t)k
A. v(0) = 
i - 
j + 7k
B. v(0) = - 
j
C. v(0) = 
i - 
j
D. v(0) = 
j
Mathematics
Simplify the radical expression. Indicate if the expression is not a real number.- 
A. - 
B. - 
C. Not a real number
D. 
Mathematics