Find the dot product v ? w.v = i - 6j,w = i - j

A. 8
B. -8
C.  + 6
D.  - 6


Answer: C

Mathematics

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Solve the problem. Use a numerical method to approximate the solution.A tin can has the property that the sum of its volume (in cubic inches) and surface area (in square inches) is exactly  If the length of the can is equal to its diameter, find its radius.

A. 1.227 inches
B.  inches
C.  inches
D. 1.572 inches

Mathematics

Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = (x2 + y2)i + (x - y)j; C is the rectangle with vertices at (0, 0), (7, 0), (7, 7), and (0, 7)

A. 0 B. 294 C. 392 D. -294

Mathematics

Solve the problem.Three receiving stations at (8, 11), (4, 6), and (12, 9) record distances to an earthquake of 2 units, 5 units, and 4 units, respectively.Find the coordinates of the epicenter.

A. (1, 2) B. (8, 9) C. (9, 8) D. (-6, -5)

Mathematics

Find anand a6 for the following arithmetic sequence.a15 = -10, a17 = -44

A. an = 228 + 17(n - 1), a6 = 1180 B. an = 228 - 17(n - 1), a6 = 126 C. an = 228 - 17(n - 1), a6 = 330 D. an = 228 - 17(n - 1), a6 = 143

Mathematics