Find a + b, 4a + 5b, lal, and la - bl. (Simplify your vectors completely.) a = (-5, 12), b = (10, 4) a + b = 4a + 5b = lal = =

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A: Step 1: Analyze the problem. Step 2: Check if there's lacking. Step 3: Give a suggestion

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A: Dear student, Since you have posted two questions, as per our policy we will answer first question.…

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A: To use normal approximation, the following conditions should be satisfied. np>5 and n(1-p)>5

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A: Given data:   California New York Texas Total Interested 84 76 (a) (c) Not Interested 189 213…