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d1i1m1o1n [39]
3 years ago
7

Under her cell phone plan, Katherine pays a flat cost of $50 per month and

Mathematics
2 answers:
Georgia [21]3 years ago
6 0
4 gigabytes because 71-50= 21 4*5=20
Llana [10]3 years ago
3 0

Answer: x = 4.2

Step-by-step explanation:

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Find the following probabilities based on the standard normal variable Z. (You may find it useful to reference the z table
hammer [34]

Answer:

Step-by-step explanation:

a. P(Z > 1.12) = 1-N(1.12) = 1-0.8686431=0.1313569

b. <em>P(Z S-2.35)</em>  => P(Z <= 2.35) = 0.009386706

(please check interpretation of question b)

c. <em>POSZ s 1.34)</em> => P(0 <= Z <= 1.34) =  0.9098773 - 0.5 = 0.4098773

(please check interpretation of question c)

d. P(-0.8 sz s 2.44) => P(-0.8 <= 2.44) = 0.9926564 - 0.2118554 = 0.780801

(please check interpretation of question d)

7 0
3 years ago
Convert the following decimal to a percentege!!!!!! brainlest too
AfilCa [17]

Answer:

8.61%

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14.86%

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Step-by-step explanation:

8 0
3 years ago
Help help math math
Anni [7]

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C=31.41592654

Step-by-step explanation:

C=2πr

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C=2π(5)

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6 0
3 years ago
How can u tell if something is a function
Sindrei [870]

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To know if it is a function see if there are two of the same x-intercept( which makes a vertical line). If there is,then it is not a function.

5 0
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Does 2x+15+x equal 180 or 90? Someone pls help.
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Step-by-step explanation:

8 0
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