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adelina 88 [10]
2 years ago
8

Which of the sets of ordered pairs represents a function? (5 points) A = {(2, −2), (5, −5), (−2, 2), (−5, 5)} B = {(4, 2), (4, −

2), (9, 3), (9, −3)} Group of answer choices Only A Only B Both A and B Neither A nor B
Mathematics
1 answer:
ELEN [110]2 years ago
6 0

Answer:

A

Step-by-step explanation:

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find the length of DE if D is between points C and E, CD = 6.5 centimeters, and CE = 13.8 centimeters.
grin007 [14]

Answer:

DE = 7.3 cm

Step-by-step explanation:

All you have to do is take the length of the full line (13.8 cm) and subtract it by the first part (6.5 cm). Doing this gets you the final length of DE with is 7.3 cm.

5 0
2 years ago
The most Julius can afford to pay per year in mortgage payments is $11,500,
LekaFEV [45]

Answer:

212 points

Step-by-step explanation:

He can only afford $11500 per year so divide that by 12, gets you 958 so he’s in the 675-699 range subtract 675- his current credit score to get the number of points he will need.

5 0
3 years ago
Evaluate the following expression:<br> - (2.3)² – 52
zalisa [80]

Answer:

-57.29

Step-by-step explanation:

5 0
3 years ago
If sin θ = square root of three over two, which could not be the value of θ?
katrin [286]
240 degrees is the only one that could not be a value of theta.
8 0
2 years ago
A 90% confidence interval for the average salary of all CEOs in the electronics industry was constructed using the results of a
Stella [2.4K]

Answer:

b) We are 90% confident that the mean salary of all CEOs in the electronics industry falls in the interval $139,048 to $154,144.

Step-by-step explanation:

Confidence interval:

Confidence level of x%

We build from a sample.

Between a and b.

Intepretation: We are x% sure that the population mean is between a and b.

In this question:

90%

45 CEO's

Between ($139,048, $154,144).

So

We are 90% sure that the mean salary of all CEO's falls within this interval.

The correct answer is:

b) We are 90% confident that the mean salary of all CEOs in the electronics industry falls in the interval $139,048 to $154,144.

4 0
3 years ago
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