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Mathematics, 28.06.2019 19:40 cami06
Which expressions are equivalent to -90-60wβ90β60wminus, 90, minus, 60, w? choose 3 answers: choose 3 answers: (choice a) a {-30}(3+2w)β30(3+2w)minus, 30, left parenthesis, 3, plus, 2, w, right parenthesis (choice b) b (-9-6w)\cdot 10(β9β6w)β 10left parenthesis, minus, 9, minus, 6, w, right parenthesis, dot, 10 (choice c) c -3(30-20w)β3(30β20w)minus, 3, left parenthesis, 30, minus, 20, w, right parenthesis (choice d) d (6+4w)\times15(6+4w)Γ15left parenthesis, 6, plus, 4, w, right parenthesis, times, 15 (choice e) e -20(4.5+3w)β20(4.5+3w)
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Mathematics, 21.06.2019 21:30
Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244
Answers: 1
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Which expressions are equivalent to -90-60wβ90β60wminus, 90, minus, 60, w? choose 3 answers: choos...
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