Find the gradient field F of the function f.f(x, y, z) = x4e5x + y5z5
A. F = (4 + 5x)x3e5xi + 5y4z5j + 5y5z4k
B. F = (4 + 5x)x3e5xi + 5y4j + 5z4k
C. F = (1 + x)x3e5xi + y4z5j + y5z4k
D. F = (4 + 5x)x3e5xi + (x4e5x + 5y4z5)j + (x4e5x + 5y5z4)k
Answer: A
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where t is the number of months since the population was first recorded. Estimate the population after 34 months.
A. 767 mice B. 1,933 mice C. 967 mice D. 1,988 mice
Solve the problem.A triangular lake-front lot has a perimeter of 1900 feet. One side is 300 feet longer than the shortest side, while the third side is 400 feet longer than the shortest side. Find the lengths of all three sides.
A. 500 ft, 800 ft, 900 ft B. 500 ft, 500 ft, 500 ft C. 100 ft, 200 ft, 300 ft D. 400 ft, 700 ft, 800 ft
Solve by graphing.
A. (14, 10) B. (7, 5) C. (5, 7) D. (10, 14)