2 years ago

Mr. Tompkin's art class painted a mural on one wall of the classroom.

Mathematics

1 answer:

KonstantinChe [14]2 years ago

3 0

I don't know how to explain this

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Solve the given equation by completing the square.

klasskru [66]

Answer:

Step-by-step explanation:

$x^2+8x=38\\\\x^2+8x-38=0\\\\\Delta=8^2+4*38=216=6^3\\\\x=\dfrac{-8-6\sqrt{6} }{2} \ or\ x=\dfrac{-8+6\sqrt{6} }{2}\\\\x=-4-3\sqrt{6} \ or\ x=-4+3\sqrt{6}\\\\a=-4\\b=3\\c=6\\$

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3 years ago

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madreJ [45]

Answer:

(×-5)(×+1)

×^2+×-5×-5

×^2-4×-5

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3 years ago

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What is 2/6and 3/5 <br> subtracted

pogonyaev

I believe the answer is 4/15.

6 0

3 years ago

Barrett purchased a piece of sandpaper for his electric sander, as shown above. The radius of the sandpaper is 2.5 inches.

Alik [6]

Answer:

A = 19.625 inches

Step-by-step explanation:

formula for a circle is A = Pie * radius squared. 2.5 times 2.5 is 6.25 now multiply that by 3.14 to get 19.625 inches.

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3 years ago

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Find the distance between the points A and B. If necessary, round to the nearest tenth.

klemol [59]

Answer:

1. 26.2

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3. 5.4

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Step-by-step explanation:

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2 years ago

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