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3 years ago

11

Suppose cluster sampling were being used to survey digital camera users,

1 answer:

Sidana [21]3 years ago

7 0

I would have to say A

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PLEASE HELP ME !!!

Amiraneli [1.4K]

Answer:

(B) (7x - 6 ) ( 7x + 6)

Step-by-step explanation:

49x^2 - 36

This is the difference of squares

(7x)^2 - 6^2

We can factor this as

(a^2 -b^2) =(a-b) (a+b)

(7x)^2 - 6^2 = (7x-6) (7x+6)

3 0

3 years ago

Read 2 more answers

You want $100,000 after eight years in order to start a business. Currently you have $26,000, which may be invested in 7 percent

Sladkaya [172]

Answer:

Step-by-step explanation:a

8 0

3 years ago

Someone who actually knows what they doing please ‍♀️

Firdavs [7]

Answer:

-2/5

Step-by-step explanation:

$2(4a+1)=3a$

Expand parentheses:

$8a+2=3a \\\\5a=-2 \\\\a=-\dfrac{2}{5}$

Hope this helps!

6 0

3 years ago

Read 2 more answers

Find the value of x.<br> (4x + 10 )

Ostrovityanka [42]

Answer:

20

Step-by-step explanation:

4x + 10 = 90° cause it's hypotenuse

4x = 90-10

x = 80÷4

= 20

if you don't understand message me :)

5 0

3 years ago

Ill give brainliest

Savatey [412]

C. For sure. Hope it helps

6 0

3 years ago