Solve the proportion for the unknown value (x):  5.4/18.9 = x /21.

Fill in the blank(s) with the appropriate word(s).


Answer: 6

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While discussing the testing of a Hall-effect switch, Technician A says that the Hall-effect switch should read zero volts with the feeler gauge inserted between the hall layer and the magnet with battery voltage applied. Technician B says that the Hall-effect switch can only be tested with a scan tool. Who is correct?

A. Technician A B. Technician B C. Both A and B D. Neither A nor B

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Controlled experiments are those that:

A. are most often used in ecological research. B. require only a few replications because everything is rigorously controlled. C. are performed in controlled environments such as greenhouses and growth chambers. D. have an outcome that is only influenced by the factor being studied.

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If g (x) = x²?4x+4 write out and simplify

(a) g(z) (b) g(u + v) (c) g(ejt) (d) g(g(t)) (e) g(2)

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The spray gun air cap works with the air valve to control the spray pattern of the paint.

Answer the following statement true (T) or false (F)

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