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stellarik [79]
2 years ago
5

F(x) = -x² + 6 Find f(-3).

Mathematics
2 answers:
stepan [7]2 years ago
6 0

Answer:

Step-by-step explanation:

f(-3)= -(-3)^2+6= -9 + 6 = -3

Delicious77 [7]2 years ago
5 0

Answer:

Step-by-step explanation:

this is a really questuon so instead of x we put -3 so its going to look something like this. (PLUG IN -3 FOR X)

f(-3)= (-3)^2+6

f(-3)= -9+6 (-9 because of -3^2)

then the equation becomes

f(-3)= -9+6

(USING THE RULES) we get -3 as our Final answer

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Answer: 43.3 inches.

Step-by-step explanation:

According to the Pythagorean Theorem:

a^2=b^2+c^2

Where "a" is the hypotenuse, and "b" and "c" are the legs of the right triangle.

Let be "c" the width of the television.

We can indentify in the figure that:

a=50in\\b=25in

Then, we can substitute values and solve for "c":

(50in)^2=(25in)^2+c^2\\\\c=\sqrt{(50in)^2-(25in)^2}\\\\c=43.30in

Rounded to the nearest tenth:

c=43.3in

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3 years ago
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Step-by-step explanation:

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Step-by-step explanation:

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Answer:

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