2 years ago

Which situation is an example of an observational study?

1 answer:

8 0

Answer: this is how i feel about the answers A 80% b 0% c 90% d 0%

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vodka [1.7K]

Answer:

-56

Step-by-step explanation:

Formula to get determinant is::

$\left[\begin{array}{ccc}a&b\\c&d\end{array}\right] = ad-bc$

0(0)-8(7)

0 - 56

-56

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1 year ago

Katen [24]

You can give me the choices, are there even any?

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2 years ago

maria [59]

The angle is 90° degrees.

4 0

3 years ago

Klio2033 [76]

You will have one out of 10

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3 years ago

kipiarov [429]

Answer:

8x+2y+3x-18y+x^2

final answer: x^2+11x-16y

*edited*

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2 years ago