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polet [3.4K]
3 years ago
5

The geometic mean of 4 and 21

Mathematics
1 answer:
-Dominant- [34]3 years ago
4 0

Answer:

12.5

Step-by-step explanation:

4+21=25

25/2=12.5

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I dont know how to solve this can you help me​
a_sh-v [17]

Answer:2

Step-by-step explanation:

x is located on the horizontal line, so when we look at 3 on the horizontal and trace that line up to where it hits the red line of the function you will find y, the vertical value which is 2

7 0
3 years ago
An airplane is at 32,000 ft above sea level and descends at an average rate of 1,000 ft per minute. How many minutes will it tak
slavikrds [6]
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4 0
3 years ago
Read 2 more answers
$3,300 principal earnings 4% compounded annually after 3 years
Hoochie [10]

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Step-by-step explanation:

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7 0
3 years ago
How do you do this equation?​
WITCHER [35]

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5y^2×3/4

calculate:

15/4y^2

alternate form:

3.75y²

5 0
3 years ago
Class A has 25 pupils and class B has 28 pupils. Both classes sit the same maths test. The mean score for class A is 69. The mea
il63 [147K]

Answer:

13

Step-by-step explanation:

Mean would mean average, which in this case is \frac{x+y}{2}

so your equation would look like \frac{69+x}{2}=41

Next multiply both sides by to clear the fraction 2*(\frac{69+x}{2})

to get 69+x=89

Subtract 69 from both sides 69+x=82\\-69   -69

you get x = 13

6 0
3 years ago
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