Ask question

Ask question

All categories

3 years ago

7

9 is the geometric mean between 4 and which other number?

1 answer:

KonstantinChe [14]3 years ago

5 0

Answer is A. 20.25

cause 20.25 x 9 = 81
√81 = 9
so 9 is the geometric mean <span>between 4 and 20.25</span>

You might be interested in

What is 1/3 of 21,<br> 2/5 of 40<br> 4/7 of 280

Lubov Fominskaja [6]

$\frac{1}{3} \times 21=\frac{21}{3}=\frac{7 \times 3}{3}=7 \\ \\
\frac{2}{5} \times 40=\frac{2 \times 40}{5}=\frac{2 \times 8 \times 5}{5}=2 \times 8=16 \\ \\
\frac{4}{7} \times 280=\frac{4 \times 280}{7}=\frac{4 \times 40 \times 7}{7}=4 \times 40=160$

7 0

3 years ago

Read 2 more answers

Make q the subject of the formula 2(q+p)=1+5q

Semenov [28]

Answer:

Step-by-step explanation:

2q + 2p = 1 + 5q

-3q + 2p = 1

-3q = 1 - 2p

3q = 2p - 1

q = (2p -1)/3

3 0

3 years ago

The line defined by the equation 7 x + 4 y + 6 =0

aleksklad [387]

What do you need to find ? x and y ?

7 0

3 years ago

Click and place the appropriate equivalent forms of the numbers shown.

Gre4nikov [31]

Answer:

64% = 16/25 = 0.64

12.5% = 1/8 = .125

140% = 1 and 2/5 = 1.4

275% = 2 and 3/4 = 2.75

8%= 2/25 = 0.08

Step-by-step explanation:

i hope this helps if it does please give brainliest

3 0

3 years ago

Read 2 more answers

(Giving brainliest and 30 points)

g100num [7]

The price of 1 paint set before the sale is $4.79

Sure hope this helps you

5 0

2 years ago

Read 2 more answers