Find the value.If F(x, y) = ln (x2 + y2), find Fx(1, 3) and Fy(1, 3).
A. Fx(1, 3) = 
, Fy(1, 3) = 
B. Fx(1, 3) = 
, Fy(1, 3) = 
C. Fx(1, 3) = 
, Fy(1, 3) = 
D. Fx(1, 3) = 
, Fy(1, 3) = 
Answer: B
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Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = cos 
t, s(0) = 1
A. s = 2? sin 
t
B. s = sin t
C. s = 
sin 
t
D. s = 
sin 
t + ?
Find all the factors for the number.42
A. 1, 2, 3, 6, 7, 14, 21, 42 B. 1, 7, 6, 42 C. 7, 6, 14, 42 D. 1, 2, 3, 6, 7, 14, 28, 42
Answer the question.To complete the square of 
, is it ever a good idea to divide by the coefficient of x2?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The windchill temperature was -
, and the actual temperature was 
Find the difference between the actual temperature and the windchill temperature.
A. 66°F B. 35°F C. 19°F D. 33°F