3 years ago

Which situation is an example of an observational study?

1 answer:

6 0

Answer:

it finding the number of jelly beans

Step-by-step explanation:

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Bumek [7]

If you mean (3n-2m)^2 then the answer is
9n^2-12mn+4m^2
So B

4 0

3 years ago

ch4aika [34]

180-110=70
180-(70+59)=180-129=51
Z=51 im p sure

6 0

2 years ago

marishachu [46]

Answer:

$(\frac{{3ab^{3}}}{c^{1}} )^{3}$

Step-by-step explanation:

$(3ab^{3} c^{-1} )^{3} =(\frac{{3ab^{3}}}{c^{1}} )^{3}$

6 0

3 years ago

baherus [9]

Answer:

B. 246 in^2

Step-by-step explanation:

A = pi r^2 theta /360 if theta is in degrees

A = * pi *(16)^2 * (110/360)

A = *pi* 256 * 11/36

A = 2816/36 *pi

A = 245.74236 in ^2

6 0

3 years ago

Nadya [2.5K]

Answer:

The option u chose is the correct one

7 0

2 years ago