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Gnoma [55]
3 years ago
12

Which ones are rightttttt?

Mathematics
2 answers:
Vladimir [108]3 years ago
6 0

Answer:

B,C,D

Step-by-step explanation:

To find the slope of ordered pairs do (y2-y1)/(x2-x1). Your y2 is your y in your second ordered pair and your y1 is your y in the first ordered pair. Same with x. I'll do two examples. This example will be the correct answer. First example, problem B. says (0,0) and (3,2). The 2 in your second ordered pair is your y2 and your 0 in your first ordered pair is your y1. The 3 in the second pair is your x2 and your 0 in the first pair is your x1. So, (2-0)/(3-0) which is 2/3.

Step2247 [10]3 years ago
3 0

Answer:

B, C, & D

Step-by-step explanation:

We can run the slope equation quickly on both options:

B. m=\frac{2-0}{3-0}=\frac{2}{3}

C. m=\frac{7-5}{4-1}=\frac{2}{3}

D. m=\frac{2-(-2)}{4-(-2)}=\frac{4}{6}=\frac{2}{3}

Hope this helps!

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Zinaida [17]

Answer:

  2.4×10^6

Step-by-step explanation:

Put the numbers where the variables are and do the arithmetic. You can enter the numbers in scientific notation into your (scientific) calculator and have it show you the result in the same format.

  r = (3.8×10^5)^2/(5.9×10^4) . . . . . denominator parentheses are required

Please note that in the above expression, parentheses are required around the denominator number. This is because it is a product of two numbers. In your pocket calculator or spreadsheet, you can enter that value as a single number (not a product). Parentheses are not required when you can do that.

  r = (3.8²/5.9)×10^(5·2-4) ≈ 2.4×10^6

___

The "exact" value is a repeating decimal with a long repeat. We have rounded to 2 significant digits here because the input numbers have that number of significant digits.

7 0
3 years ago
What is the volume of the portion of the sphere in which the students' favorite color is red? Round your answer to the nearest t
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Answer:

.28

Step-by-step explanation:

4 0
3 years ago
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lora16 [44]

Answer:

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Step-by-step explanation:

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Solve for z: 11=6|-2z| -5
skad [1K]

Answer:

the roots are {-4/3, 4/3}

Step-by-step explanation:

Begin the solution of 11=6|-2z| -5 by adding 5 to both sides:

11=6|-2z| -5 becomes 16 = 6|-2z|.

Dividing both sides by 12 yields

16/12 = |-z|

There are two cases here:  first, that one in which z is positive and second the one in which z is negative.

If z is positive, 4/3 = -z, and so z = -4/3, and:

If z is negative, 4/3 = z

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3 0
3 years ago
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Nata [24]

Answer:

And is an inclusive conjunction, meaning more can follow and exist at the same time, while or is an exclusive conjunction, meaning only one choice can exist at one time.

Step-by-step explanation:

6 0
4 years ago
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