Graph these functions.

(a) g(t) = rect (4t)

(b) g(t) = rect(4t) ? 4? (t)

(c) g(t) = rect(4t) ? 4? (t ? 2)

(d) g(t) = rect(4t) ? 4? (2t)

(e) g(t) = rect(4t) ? ? 1 (t)

(f) g(t) = rect(4t) ? ? 1 (t ? 1)

(g) g(t) = (1/2) rect(4t) ? ? 1/2 (t)

(h) g(t) = (1/2) rect(t) ? ? 1/2 (t)




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A 4 1/4” long piece is cut from the piece of steel angle iron illustrated. If there is 1/8” of waste caused by the kerf of the oxy-acetylene cutting process, what is the length of the remaining piece of angle iron, in inches?

Reduce all fractions to their simplest forms. Convert all improper fractions to mixed numbers. Provide answers in the following format:

Fraction: 3/4
Mixed number: 1 5/8


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Which of the following can be identified from an on-site inspection of lubrication?

A. Odor B. Foam C. Emulsion state D. All of the above

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If the sum of the absolute deviations of demand was 500 for 10 periods, MAD would be:

A) 50. B) 5. C) 0.02. D) 500. E) none of the above

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The term ____________________ means the ability to be hammered or pressed into shape without breaking.

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

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