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ASHA 777 [7]
3 years ago
13

Aisha worked 8 3/4 hours on thursday and 7 2/4 hours on friday. how many hours did she work during these days?

Mathematics
1 answer:
Nata [24]3 years ago
8 0
8+7+3/4+2/4
= 15 5/4
= 16 1/4
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Answer:

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See below for the proof that \mathbf{\frac{x^4}{2021} = 2021x^2 - x - 3 = 0} has at least two real roots

The equation is given as: \mathbf{\frac{x^4}{2021} = 2021x^2 - x - 3 = 0}

There are several ways to show that an equation has real roots, one of these ways is by using graphs.

See attachment for the graph of \mathbf{\frac{x^4}{2021} = 2021x^2 - x - 3 = 0}

Next, we count the x-intercepts of the graph (i.e. the points where the equation crosses the x-axis)

From the attached graph, we can see that \mathbf{\frac{x^4}{2021} = 2021x^2 - x - 3 = 0} crosses the x-axis at approximately <em>-2000 and 2000 </em>between the domain -2500 and 2500

This means that \mathbf{\frac{x^4}{2021} = 2021x^2 - x - 3 = 0} has at least two real roots

Read more about roots of an equation at:

brainly.com/question/12912962

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3 years ago
PLEASE HELP WITH BOTH WILL CROWN BRAINLIEST !!!!
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41) you have a 40 day period
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42)
7x total
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