Mathematics, 02.02.2020 19:55 dani6651
Arock was dropped from a platform on a tower 55 feet above a lake. the rock landed on the bottom of the lake, which was 21 feet under the surface of the lake. where was the rock when it had fallen halfway?
34 feet above the lake
38 feet above the lake
10.5 feet below the surface of the lake
17 feet above the lake
Answers: 3
Mathematics, 20.06.2019 18:04
Acoin is tossed twice. let e e be the event "the first toss shows heads" and f f the event "the second toss shows heads". (a) are the events e e and f f independent? input yes or no here: yes (b) find the probability of showing heads on both toss. input your answer here: preview
Answers: 1
Mathematics, 21.06.2019 17:00
Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1
Answers: 1
Mathematics, 21.06.2019 22:00
Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr
Answers: 3
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