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Ksivusya [100]
3 years ago
8

Please help urgently extra points and mark brainlist

Mathematics
1 answer:
Sergeeva-Olga [200]3 years ago
3 0

Answer:

B. -3.5 and +3.5

Step-by-step explanation:

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50 points if correct and a brainly
Nitella [24]

Answer:

4,7,10,13,16

Step-by-step explanation:

I sub

4 0
3 years ago
3. In New York, the Mega Ball jackpot lottery asks you to pick 5 numbers (integers) from 1 to 59 (the "upper
svlad2 [7]

Answer:

P = 0.000000028514

Step-by-step explanation:

First we are going to calculate the probability of correctly choosing exactly 4 of the winning numbers.

Remember that the probability of an event can be calculated thus:

P = \frac{favourable - cases}{total -cases}

The favorable cases resulting from choosing 4 numbers of the set of 5 winning numbers from the upper section.

The favorable cases can be calculated with a combinatorial thus:

5C4 = \frac{5!}{(5-4)!4!} =5

and the total cases are:

59C5 = \frac{59!}{(59-5)!5!} = 5006386

Then the probability is:

P = \frac{5}{5006386} = 0.000000998

and the probability of correctly choosing  the Mega Ball number is:

P = \frac{1}{35} = 0.0285714

And how both events are independent the probability of correctly choosing exactly 4 of the winning numbers and the Mega Ball number is:

P = (0.000000998)(0.0285714)

P = 0.000000028514

8 0
3 years ago
6 = 1.25x solve for x<br>show ur work!!!!
mart [117]

Answer:

x=4.8

Step-by-step explanation:

6=1.25x

\frac{6}{1.25}=\frac{1.25x}{1.25}

x=4.8

5 0
3 years ago
Read 2 more answers
Martina creates the graph of function g by applying a transformation to function f
dsp73

Answer:

A

Step-by-step explanation:

f(x)=4^x-2

g(x)=4^x+7

it is horizontal shift 9 unit to the left

hope it works

3 0
3 years ago
How does the volume of a cylinder change when it’s diameter is doubled
zavuch27 [327]
Recallin that, the diameter is twice as long as the radius, namely the radius is half the diameter, so, if the diameter is doubled, the radius is also doubled.

\bf \textit{volume of a cylinder}\\\\&#10;V=\pi r^2 h\quad &#10;\begin{cases}&#10;r=radius\\&#10;h=height\\&#10;-----\\&#10;r=\stackrel{doubled}{2r}&#10;\end{cases}\implies V=\pi (2r)^2 h&#10;\\\\\\&#10;V=\pi (2^2r^2)h\implies V=\pi 4r^2 h\implies V=4~(\pi r^2 h)

notice, the new volume is 4 times (πr² h), namely 4 times the original.
8 0
3 years ago
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