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Gnoma [55]
2 years ago
14

Question 10 of 10

Mathematics
1 answer:
docker41 [41]2 years ago
8 0

Answer:

4

Step-by-step explanation:

\frac{ \sqrt{9} \times  \sqrt{144}  }{ \sqrt{81 } }  \\  \\  \frac{3 \times 12}{9}  \\  \\  \frac{36 }{9}  \\  \\  = 4

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I am very sorry because this is off-topic but is it normal to have 840/500 points? for ranking?
hichkok12 [17]

Answer:

i think so

Step-by-step explanation:

8 0
2 years ago
Need help asap!!!!!!​
Mrac [35]

Answer: x=4

Step-by-step explanation: first you should write it out like it is telling you. put a line and EG is the line and f is in the middle of the two looks kinda like this  E         F          G but they are on a line EG= 25 that means the whole thing equals 25. EF= 2x-6 and FG= 4x+7. when you plug that in it should look like this 25=2x-6+4x+7 then solve.

3 0
3 years ago
F(x)= -2(x-5)^2+8
geniusboy [140]
I don’t know all of it but....
Axis of symmetry is x=5
Vertex changed to (5,8)
Parabola opens down
4 0
3 years ago
It takes Chad six hours to put his own miniature bike together . If Andrew helps him, it only takes four hours. How long would i
wel

Answer:

it would take 10 hours

Step-by-step explanation:

8 0
3 years ago
I need the answer to a parts I-iii and the answer to b
fomenos

Answer:

a)

i) Mean = 72

ii) Median = 72

iii) Mode = 72

b)

69, 70, 71, 72, 72, 72, 73, 74, 75

Step-by-step explanation:

<u>a. To find mean, median and mode</u>

It is given that all the 9 students get 72 marks.

Therefore the data set be,

72, 72, 72, 72, 72, 72, 72, 72 72

<u>i) mean </u>= (sum of data)/(total number of data)

 = (9 * 72)/9 = 9

<u>ii) Median </u>- Central data in the data set when arranging ascending or descending order

72, 72, 72, 72, 72, 72, 72, 72 72

Median = 72

<u>iii) Mode </u>- Most repeating data in the data set

Here mode = 72

<u>b). To find a data set</u>

69, 70, 71, 72, 72, 72, 73, 74, 75

Here Mean, mode and median are all 72

3 0
3 years ago
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