Find projwv.v = 3i + 2j;  w = -2i + j

A. (-2i + j)
B. (-2i + j)
C. - (-2i + j)
D. - 1(-2i + j)


Answer: C

Mathematics

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Using the derivative of f(x) given below, determine the critical points of f(x).f'(x) = (x - 5)2(x + 6)

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A traveling saleswoman's territory consists of the 6 cities shown on the following mileage chart. The saleswoman must organize a round trip that starts and ends at Memphis (her hometown) and will pass through each of the other five cities exactly once.Mileage Chart The cheapest-link tour starting from Memphis is given by:

A. Memphis, Atlanta, Denver, Houston, Dallas, Kansas City, Memphis. B. Memphis, Atlanta, Denver, Kansas City, Houston, Dallas, Memphis. C. Memphis, Atlanta, Houston, Dallas, Kansas City, Denver, Memphis. D. Memphis, Dallas, Houston, Denver, Atlanta, Kansas City, Memphis. E. none of these

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In tests conducted by Auto Test Magazine on two identical models of the Phoenix Elite - one equipped with a standard engine and the other with a turbo-charger - it was found that the acceleration of the former is given by

?

?
ft/sec, t sec after starting from rest at full throttle, whereas the acceleration of the latter is given by
?

?
ft/sec. How much faster is the turbo-charged model moving than the model with the standard engine at the end of a 10-second test run at full throttle?
?

A. 60 ft/sec
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C. 65 ft/sec
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Mathematics

Locate and classify all critical points for the given function.f(x,y) = x3 - 5xy + y3Only find the critical points for this function.Do not test for maximum or minimum.

A. (0, 0)
B.
C. (0, 0) and 
D. There are no critical points.

Mathematics