2 years ago

Find the unit prices to the nearest tenth of one cent 12 oz for $2.10

1 answer:

3 0

Answer:

Concept: Unit Price & Algebraic Representation

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Marta_Voda [28]

You can factor -80 as

$-80 = (-1)\cdot 16 \cdot 5$

So, we have

$\sqrt{-80} = \sqrt{(-1)\cdot 16 \cdot 5}$

The square root of a product is the product of the square roots:

$\sqrt{-80} = \sqrt{(-1)}\sqrt{16}\sqrt{5}$

Since $i^2=-1$ and $4^2=16$ , we have

$\sqrt{-80} = 4i\sqrt{5}$

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2 years ago

jeka57 [31]

Answer:

9/16

Step-by-step explanation:

i took the test ;)

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hram777 [196]

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172.2

I hope this answer was helpful! :)

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bekas [8.4K]

Answer:

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