Solve the problem.The Celsius temperature at a point (x,y) on a large metal plate is given by T(x, y) = 80 + (x + 1)2(y - 2)2 + (x-2)2 .Find the direction of heat flow in the plate at the point (2, 1). Heat flows in the direction of steepest temperature decrease.
A. In the direction 
B. In the direction 
C. In the direction 
D. In the direction 
Answer: D
Mathematics
You might also like to view...
Determine whether the improper integral converges or diverges.
+ x3)dx
A. Converges B. Diverges
Mathematics
Use a calculator to approximate the logarithm to four decimal places.log 0.0500
A. -1.3098 B. -2.9957 C. -1.3010 D. -1.2924
Mathematics
Write the word phrase as an algebraic expression. Use x to represent the unknown number.20 less than 4
A. 4 + 20 B. 4 - 20 C. 20 - 4 D. 20 ? 4
Mathematics
Solve.x2 + 15 < 5x
A. (5, ?) B. (-?, -5) C. ? D. {5}
Mathematics