Mathematics, 10.07.2019 05:40 queenkalah101
Arandom variable x takes four possible values, 0, 2, a, and b, where a and b are unknown numbers. if pr[x = 0] = 0.2, pr[x=2] = 0.4, pr[x = a] = 0.3, e[x] = 2.8 and it is the case that a + b = 6, what is the missing value of a ? a.-1.0 b.5.0 c.7.0 d. cannot be determined without more information e. none of the above
Answers: 1
Mathematics, 21.06.2019 17:00, JOEREACH
Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.
Answers: 1
Mathematics, 21.06.2019 21:30, justkevin1231
The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values
Answers: 3
Mathematics, 22.06.2019 09:30, PoPFli21
Calvin evaluated using the steps below. step 1: step 2: step 3: step 4: which describes calvin’s error? in step 1, he incorrectly broke up . in step 2, he distributed the instead of the 5. in step 2, he confused the multiplication and addition signs. in step 3, he computed the addition and multiplication incorrectly.
Answers: 1
Arandom variable x takes four possible values, 0, 2, a, and b, where a and b are unknown numbers. if...
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