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Luden [163]
3 years ago
9

HELP Determine which lines, if any, must be parallel. Check all that apply. HELP WITH THE ENTIRE QUESTION

Mathematics
2 answers:
Law Incorporation [45]3 years ago
4 0

Answer:

a b

m n

the 2nd one

Step-by-step explanation:

Tomtit [17]3 years ago
3 0
They all are parallel
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What is the five-number summary for this data set?
Free_Kalibri [48]

Answer:

C

Step-by-step explanation:

min and max are correctly the same for all 4 answers.

we have 10 data points, so, the median is the mean value between the 2 middle numbers, 19 and 22 : 20.5.

ah, it can be only C or D.

Q1 is the median of the lower half of data points (13 out of 11, 12, 13, 17, 19). and Q3 is the median of the upper half of data points (29 out of 22, 24, 29, 33, 38).

so, C is correct.

7 0
2 years ago
Please help me please!!
Aleks04 [339]
A because the line is only going through the graph and hitting each point once
6 0
3 years ago
Rewrite this number in standard notation​
Juliette [100K]

Answer:

the first one

Step-by-step explanation

you add 13 zeros, right?

8 0
3 years ago
Solve using Substitution y = 6x - 11 -2x - 3y = -7
vladimir2022 [97]

Answer:

(2, 1)

Step-by-step explanation:

To solve by substitution, we solve one equation for one of its variables and then substitute the solved value for that variable into the other equation. Because this system of equations already has one solved for the variable, this makes our job much easier. We only need to implement the solved value for y into the other equation and solve for x.

y = 6x - 11

-2x - 3(6x - 11) = -7 Distribute.

-2x - 18x + 33 = -7 Combine like terms.

-20x + 33 = -7 Subtract 33 from both sides of the equation.

-20x = -40 Divide by -20 on both sides of the equation.

x = 2

Then, with this value, we will place it into the equation that was already solved for y in order to get a definite value for y.

y = 6(2) - 11

y = 12 - 11

y = 1

Using this information, the coordinate pair for this equation (the point of intersection between the two lines) is (2, 1).

4 0
3 years ago
1-sin^2x / sin^2x + cos^2x
Hunter-Best [27]

Answer:

Solution answer is cos^2x

Step-by-step explanation:

1-sin^2x  = cos^2x

sin^2x + cos^2x = 1

then

1-sin^2x / sin^2x + cos^2x = cos^2x / 1

So

Solution answer is cos^2x

5 0
3 years ago
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