Calculate the given quantities if a = i-5j and b = -5j + 2k
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Find, if possible, the (global) maximum and minimum values of the given function on the indicated interval.H(x) = 6 - 7x2 on [-2, 3]
A. Maximum value H(0) = 12; minimum value H(3) = -22 B. Maximum value H(0) = 42; minimum value H(-2) = -22 C. Maximum value H(0) = 6; minimum value H(3) = -57 D. Maximum value H(0) = 7; minimum value H(3) = -69
Answer the following statement(s) true (T) or false (F)
Research shows that students who use the balance scale model do not make errors when solving equations.
On the basis of data collected during an experiment, a biologist found that the growth of the fruit fly (Drosophila) with a limited food supply could be approximated by the exponential model 
where t denotes the number of days since the beginning of the experiment.
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How fast was the population changing on the 20th day?
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A. 18 flies/day B. 15 flies/day C. 14 flies/day D. 17 flies/day E. 16 flies/day
Solve the problem.Decide whether or not the points are the vertices of a right triangle.(-13, 8), (-2, -3), (0, -1)
A. Yes B. No