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Lesechka [4]
3 years ago
11

Write the equation of the line that passes through (−2, 6) and (2, 14) in slope-intercept form. (2 points)

Mathematics
1 answer:
melisa1 [442]3 years ago
8 0

Answer:

y = 4x + 14

Step-by-step explanation:

Equation of a line is y = mx + c

where

m is the slope

c is the y intercept

To find the equation we must first find the slope of the line

Slope of the line using points (−2, 6) and (2, 14) is

m =  \frac{14 - 6}{2 + 2}  =  \frac{8}{2}  = 4

Now we use the slope and any of the points to find the equation of the line.

Equation of the line using point ( - 2, 6) and slope 4 is

y - 6 = 4(x + 2) \\ y  - 6 = 4x + 8 \\ y = 4x + 8 + 6

We have the final answer as

y = 4x + 14

Hope this helps you

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3 years ago
URGENT ANSWER NOW In △ABC, A=59∘, a=20, and c=21. What are the two possible values for angle C to the nearest tenth of a degree?
PilotLPTM [1.2K]

Answer:

The two possible values of C are 64.2° and 115.8°

Step-by-step explanation:

* In ΔABC

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# a is opposite to angle A

# b is opposite to angle B

# c is opposite to angle C

- m∠A = 59°

- a = 20

- c = 21

* To find the distance m∠C we can use the sin Rule

- In any triangle the ratio between the length of each side

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* Lets use it to find the m∠C

∵ 21/sinC = 20/sin(59)

∴ sin(C) = 21 × sin(59) ÷ 20 = 0.9000256657

∴ m∠C = sin^-1(0.9000256657)  = 64.16144°

∴ m∠C = 64.2°

∵ The value of sin(C) is positive

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6 0
2 years ago
The temperature outside was -12 °. The temperature dropped 3 degrees. What is the new temperature?
tigry1 [53]

Answer:

-15

Step-by-step explanation:

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9514 1404 393

Answer:

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For your numbers, this is ...

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3 years ago
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vitfil [10]

Answer:

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