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liq [111]
3 years ago
8

Which if the following rules best describes the matrix below?

Mathematics
2 answers:
goldfiish [28.3K]3 years ago
5 0

i think A because delation of scale factor 2

marissa [1.9K]3 years ago
4 0

Answer:

B reflection over the y-axis

Step-by-step explanation:

I took the test and got it correct

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How many times greater is the value of the 2 in the thousands place than the 2 in the tens place in the number 742,025?
Mazyrski [523]
All you would have to do is look at the 2 in the place of the thousands which equals 2000, then look at the 2 that is in the place of the tens, which equals 20, so (this might get complicated) 2000/20 is... (If you need more help just tell me)
7 0
3 years ago
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9. Courtney rolled a number cube 76 times. The number two appeared 24
gulaghasi [49]

Answer:

\frac{6}{19}

Step-by-step explanation:

Experimental probability is based on what has happened already.

Theoretical probability is what should happen.

Example, a coin has 2 sides:

head or tail

The theoretical probability of flipping a head in a flip is:

1/2

But say, an experiment had a coin flipped 10 times and it came 6 heads and 4 tails, the probability of head would then be:

6/10 = 3/5

A bit different than the theoretical one because it is the experimental probability.

Now, back to our question -----

76 times rolled (76 trials total)

2 appeared "24" times (24)

<u>P(rolling a two) = 24/76 = 6/19</u>

THis is the experimental probability of the experiment of 76 trials.

4 0
3 years ago
Harvey rides his bike at an average speed of 12 miles per hour. In other words, he rides 12 miles in 1 hour, 24 miles in 2 hours
timama [110]

Answer:

Step-by-step explanation:

Harvey rides his bike at an average speed of 12 miles in 1 hour, 24 miles in 2 hours, and so on. Let h be the number of hours he rides and d be distance traveled. Write the equation for the relationship between distance and time in point-slope form.

----

You have three points relating time and distance:

(1,12),(2,24),(3,36)

-----

The slope for your equation would be (24-12)/(2-1) = 12/1 = 12

-------------------------------

The intercept is the distance you would travel in no time; that would be zero.

---------------------------------

The equation is: distance = 12(time)

d = 12t

4 0
3 years ago
A sports ball has a diameter of 15 cm. Find the volume of the ball and select the correct units. Round your answer to 2 decimal
Setler79 [48]

The volume of the ball has a diameter of 15 centimeters around 2 decimal places is 1767.15 cubic centimeters.

<h3>What is Geometry?</h3>

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

A sports ball has a diameter of 15 cm.

Then the radius of the ball will be

r = d/2

r = 15/2

r = 7.5 cm

Then the volume of the ball will be

\rm Volume = \dfrac{4}{3} \times \pi \times r^3\\\\Volume = \dfrac{4}{3} \times \pi \times 7.5^3\\\\Volume = \dfrac{4}{3} \times \pi \times 421.875\\\\Volume = 1767.15\ cm^3

More about the geometry link is given below.

brainly.com/question/7558603

#SPJ1

7 0
2 years ago
What is the answer to 5x=37-5/7
loris [4]
X = (37 - 5/7)/5 = 7.26 
7 0
4 years ago
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