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Amir evaluated 5x - (x + 3) 2 for x = 2, as shown. Describe Amir's mistake and find the correct answer. 5 (2) - (2 + 3) 2 = 10 + (-5) 2 = 10 + 25 = 35

One toothpick is 0.13 inch long, another is 0.33 inch. Which length is greater?

Put these numbers in order from greatest to least. 0.012 0.002 0.02 0.512

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Which expression is equivalent to the following expression 3+13+3+13+3+13 : a) 3 (13) b) 3 (3+13) c) 3*13 d) 3 (3*13)

Anonymous 4 years ago You have a graduated cylinder that you use to measure volume. The cylinder is marked in 0.1 ml increments. Which measurement made using this cylinder contains the correct number of significant digits? A. 9.246 ml B. 1.0 ml C. 1.

What is the value of the expression 3:3/4

That base of a square pyramid has side lengths of 9 inches. The height of the pyramid is 21 inches. What is the Volume of the pyramid?

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Answer these questions for the poset ({2, 4, 6, 9, 12, 18, 27, 36, 48, 60, 72}, |). a) Find the maximal elements. b) Find the minimal elements. c) Is there a greatest element? d) Is there a least element? e) Find all upper bounds of {2, 9}.