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Alekssandra [29.7K]
3 years ago
12

There is a bag filled with 4 blue and 5 red marbles.

Mathematics
1 answer:
Elan Coil [88]3 years ago
3 0
4/9 (4 out of 9) because you add them all together then count the number of blue marbles then since you put back the first marble, the dominator is still the same
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Y= 5x - 9; domain = { 1,3,7 }<br> what is the range values?
Maslowich

Answer:

Step-by-step explanation:

range = [-4,6,26]

Step-by-step explanation:

y = 5x - 9.....domain = [1,3,7]....the domain is ur x values, and I am assuming ur looking for the y values that go with the x ones

y = 5x - 9.....when ur domain (ur x) = 1

y = 5(1) - 9

y = 5 - 9

y = -4

y = 5x - 9...when ur domain (x) = 3

y = 5(3) - 9

y = 15 - 9

y = 6

y = 5x - 9...when ur domain(x) is 7

y = 5(7) - 9

y = 35 - 9

y = 26

so ur range (ur y valus) = [-4,6,26]

6 0
3 years ago
Can someone please help me with this math problem. Will Mark Brainliest. Need help ASAP ​
guajiro [1.7K]

Answer: a) 75 degrees.  Why? This is given

b) 75. Same side Exterior and interior angles are congruent that are cut by a transversal. Theorem.

c) 75 degrees.  See above.

Step-by-step explanation:

7 0
3 years ago
What do you think is the importance of having a hyperboloid structure in most of the power plants?
lord [1]

Answer:

Cooling Tower

A power plant consists of many components, but cooling towers are some of the most important. The function of a cooling tower is to release the excess heat (or waste heat) to the atmosphere by cooling down hot fluid (water, in most cases) to a lower temperature.

Step-by-step explanation:

5 0
3 years ago
Round to nearest tenth and solve for x
stepladder [879]

Answer:

\displaystyle 9,6

Step-by-step explanation:

\displaystyle \frac{x}{6,4} = csc\:42 \hookrightarrow 6,4cot\:42 = x \hookrightarrow 9,5646499191... = x \\ \\ 9,6 ≈ x

<em>OR</em>

\displaystyle \frac{6,4}{x} = sin\:42 \hookrightarrow xsin\:42 = 6,4 \hookrightarrow \frac{6,4}{sin\:42} = x \hookrightarrow 9,5646499191... = x \\ \\ 9,6 ≈ x

Information on trigonometric ratios

\displaystyle \frac{OPPOCITE}{HYPOTENUSE} = sin\:θ \\ \frac{ADJACENT}{HYPOTENUSE} = cos\:θ \\ \frac{OPPOCITE}{ADJACENT} = tan\:θ \\ \frac{HYPOTENUSE}{ADJACENT} = sec\:θ \\ \frac{HYPOTENUSE}{OPPOCITE} = csc\:θ \\ \frac{ADJACENT}{OPPOCITE} = cot\:θ

I am joyous to assist you at any time.

6 0
2 years ago
What is 1,472 divided by 4
riadik2000 [5.3K]
It is 368. Have a great day!
3 0
4 years ago
Read 2 more answers
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