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mel-nik [20]
3 years ago
7

Ten students obtained the following marks on a quiz: 5,5,5,5,7,7,8,9,10,

Mathematics
1 answer:
Travka [436]3 years ago
5 0
The first one is b. The second one is d. Sorry if I’m wrong :(
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Please help me with these and please have explanations
NeTakaya

Answer:

1-B

2-C

3-D

Step-by-step explanation:

In the attached file

6 0
2 years ago
I am having trouble with this question
Marta_Voda [28]
To find the area of a semicircle you would use the formula A=pie * r ^ 2 If you fill in 40 for r you would get 5026.5482
7 0
2 years ago
Which function has the greatest rate of exponential growth?
Veronika [31]

Answer:

C

Step-by-step explanation:

Here, we want to find which of the expressions have the greatest rate of exponential growth.

The easiest way to go about this is have a substitution for the term t;

Let’s say t = 6

Thus;

h(t) = 1.18^1 = 1.18

K(t) = 0.375^6 = 0.002780914307

f(t) = 1.36^6 = 6.327518887936

g(t) = 0.86^6 = 0.404567235136

Another way to find this is to express each as a sum of 1

f(t) = (1+ 0.36)^t

g(t) = (1-0.14)^t

k(t) = (1-0.625)^t

We can see clearly that out of all the terms in the brackets asides 1, 0.36 is the biggest in value

4 0
3 years ago
Victoria deposited $3,000 into an IRA that grew to $6,000 at her retirement. If Victoria is currently in the 15% bracket and is
TEA [102]
I think it is $900 because .15* 6000 is 900. This means Victoria needs to pay $900.  <span />
6 0
3 years ago
Read 2 more answers
Which statement is true about the function f(x)= -x?
rosijanka [135]

Answer:

The domain of the graph is all real numbers less than or equal to 0.

Step-by-step explanation:

Hello,

We know that we cannot take square root of negative numbers, so we must have

-x\geq 0 \ \text{ ***multiply by -1, it changes the inequality, so*** } \\ \\\large \boxed{\sf \ \ x\leq0 \ \ }

So the domain of the graph is all real numbers less than or equal to 0.

For information, I attached the graph so that we can verify it.

Hope this helps.

Do not hesitate if you need further explanation.

Thank you

7 0
3 years ago
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