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Alla [95]
3 years ago
7

Hello! I have a few questions from my maths book that I'm really struggling to understand.. please help!

Mathematics
1 answer:
BlackZzzverrR [31]3 years ago
7 0
Sorry I am not sure that looks pretty difficult
You might be interested in
Explain how to estimate 368+231 in two different ways
Dennis_Churaev [7]
400+200 or add 368+231= 599 and you round your answer, woulb be 600
6 0
3 years ago
Read 2 more answers
Assume the box contains 9 balls:
Maslowich
P(Y1 | R2) = P(Y1R2)/P(R2)

P(R2 | Y1) = 4/9 ..........P(Y1) = 1/3
P(R2 | B1) = 1/2 ..........P(B1) = 2/9
P(R2 | R1) = 3/8 ..........P(R1) =4/9

P(R2) = [4/9*1/3] + [1/2*2/9] + 3/8*4/9] = 23/54

P(Y1R2) = P(Y1)*P(R2|Y1) = 1/3*4/9 = 4/27
P(Y1 | R2) = 4/27*54/23 =8/23

hope this help
8 0
3 years ago
Mark as brainleist if right? HMMMMMMMM<br> FELLING GOOD TODAY
Alekssandra [29.7K]

Answer:

-50

Step-by-step explanation:

Add 2 to both sides: \frac{c}{5} =-12+2=-10

Multiply both sides by 5: c = 5 * (-10) = -50.

Thus, the answer is -50.

Hope this helps!

3 0
4 years ago
Read 2 more answers
Can somebody please help me with this:)
max2010maxim [7]

Answer: 4=-2x -1 and y=-1 2x

8 0
3 years ago
Help me pls
aksik [14]

Answer:

We know that Amber decided to mail copies of her photo to the 45 residents of her grandmother's assisted living facility, and after this, the function representing the photo shares is:

f(x) = 3*(4)^x + 45

We do not know the initial function, but with the given information we can assume that the original equation is:

g(x) = 3*(4)^x

Then the new function is:

f(x) = g(x) + 45.

This is a vertical translation, remember that for a function h(x), a vertical translation of N units is written as:

k(x) = h(x) + N

if N is positive, we have a translation of N units up

if N is negative, we have a translation of N units down.

in this case we have;

f(x) = g(x) + 45

This means that f(x) is a vertical translation of 45 units of g(x), then:

the graph of the new function is 45 units above the original function.

4 0
3 years ago
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