Problern 5 (10 points). let u-/1, 2, 3, 4, 5, he, a+ (1,3, b, b = {le, o), c-{1.2.3.5). d {? }, e-(2, b} and f cach set. {b, c,n, list the elements of each set and deterinine the carlinality of (a) (auc)ne (b) bx (cn a) x d (c) (ex d) n (c×f) 3

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The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000