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Knihovna

Open Up - Grade 8 - Mathematics - Unit 7 - Lesson 5

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Poslední aktualizace 5 months ago
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"Source: Open Up Resouces (Download for free at openupresources.org.)"

Otázka 1
1.

Write with a single exponent: (ex: \frac{1}{10}⋅\frac{1}{10}=10^{-2})

\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}

Otázka 2
2.

Write with a single exponent: (ex: \frac{1}{10}⋅\frac{1}{10}=10^{-2})

\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}

Otázka 3
3.

Write with a single exponent: (ex: \frac{1}{10}⋅\frac{1}{10}=10^{-2})

(\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10})^2

Otázka 4
4.

Write with a single exponent: (ex: \frac{1}{10}⋅\frac{1}{10}=10^{-2})

(\frac{1}{10}⋅\frac{1}{10}⋅\frac{1}{10})^3

Otázka 5
5.

Write with a single exponent: (ex: \frac{1}{10}⋅\frac{1}{10}=10^{-2})

(10⋅10⋅10)^-2

Otázka 6
6.

Write each expression as a single power of 10.

10^{-3}⋅10^{-2}

Otázka 7
7.

Write each expression as a single power of 10.

10^{4}⋅10^{-1}

Otázka 8
8.

Write each expression as a single power of 10.

\frac{10^5}{10^7}

Otázka 9
9.

Write each expression as a single power of 10.

(10^{-4})^{5}

Otázka 10
10.

Write each expression as a single power of 10.

10^{-3}⋅10^{2}

Otázka 11
11.

Write each expression as a single power of 10.

\frac{10^{-9}}{10^5}

Otázka 12
12.

Select all of the following that are equivalent to \frac{1}{10,000}:

Otázka 13
13.

Match each equation to the situation it describes.

Přetahovatelná položkaarrow_right_altOdpovídající položka

y=3.5x

arrow_right_alt

A dump truck is hauling loads of dirt to a construction site. After 20 loads, there are 70 square feet of dirt.

y=3x

arrow_right_alt

I am making a water and salt mixture that has 2 cups of salt for every 6 cups of water.

\frac{1}{2}x=y

arrow_right_alt

A store has a “4 for $10” sale on hats.

y=\frac{5}{2}x

arrow_right_alt

For every 48 cookies I bake, my students get 24.

Otázka 14
14.

Explain why triangle ABC is similar to EDC.(Short Answer)

Find the missing side lengths.(Show Your Work)