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3 years ago

Find the 30th term of the following sequence.

Mathematics

2 answers:

Nataly_w [17]3 years ago

8 0

Answer:

-105

Step-by-step explanation:

Diano4ka-milaya [45]3 years ago

5 0

Answer:

The answer is -127

Just wanted to tell you that you can tell 127 and 105 is wrong because they do not have the negative sign infront of it.

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Assume that when adults with smartphones are randomly selected , 44% use them in meetings or classes. If 8 adult smartphone user

AlladinOne [14]

Answer:

you just answered your own question

3 0

3 years ago

(2x - y=2 (2x - 2y=4

Olegator [25]

2x-y=2--------------(i)

2x-2y=4------------(ii)

Multiplying eqn i by 2 and subtracting with ii

4x-2y=4

2x-2y=4

- + -

________

2x=0

X=0

Putting the value of x in i

2×0-y=2

-y=2

y=-2

Hence the value of x is 0 and y is -2

4 0

3 years ago

Read 2 more answers

You are in the market for a new car. You want to check whether there is a significant difference between the fuel economy of mid

andreev551 [17]

Solution :

It is given that the mean and the standard deviation for a sample of 24 domestic cars is 35.696 MPG and 4.931 MPG respectively and the mean and the standard deviation for a sample of 16 cars is 34.345 MPG and 7.118 respectively.

The 90% confidence level for the men difference between the two samples is (-2.906, 2.844).

We know that the confidence interval is calculated to determine the mean difference among the two samples with the specified level of confidence.

Therefore, we can say that with 90% confidence, we have the 90% chances that the true mean differences will be within the range of -2.906 MPG to 2.844 MPG.

Thus, it is required 90% confidence interval interpretation.

6 0

3 years ago

The table below shows the ages of houses to the nearest year in a neighborhood. Using the age of the houses as the random variab

baherus [9]

Answer:

Step-by-step explanation:

Chance of picking a house 1 year old is 17%

Chance of picking a house 2 years old is 22%

Chance of picking a house 3 years old is 28%

Chance of picking a house 4 years old is 33%

The only graph most fitting is the top graph of the first answer choice picture or: