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Kobotan [32]
4 years ago
13

PLEASE HELP ASAPP!!!!!!!!!!!!!!!!!!!!

Mathematics
1 answer:
neonofarm [45]4 years ago
7 0
10x^2y^{-2}=\dfrac{10x^2}{y^2}\\\\\\
\dfrac{10\cdot(-1)^2}{(-2)^2}=\dfrac{10\cdot1}{4}=\dfrac{10}{4}=\dfrac{5}{2}=\boxed{2\dfrac{1}{2}}

Answer D)
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I NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!
Artist 52 [7]
Hayden Grace and Gaytar went to the store. They did not go anymore.
8 0
3 years ago
On Monday a company stock closed at a price of $30.80 per share. On Tuesday it increased by $1.20 per share. On Wednesday it fel
aleksley [76]
Tuesday:
30.80 + 1.20 = 32.00

Falling by 6.25% means it ends up being 93.75% of what it used to be (100% - 6.25% = 93.75%)

Wednesday:
32.00 * 0.9375 = 30

Thursday:
30 * 0.96 = 28.8

Friday:
28.8 * 1.025 = 29.52

Net change means you subtract to get the difference.

Net change = Final - initial
= 29.52 - 30.80
= -1.28

The stock fell $1.28
3 0
3 years ago
Read 2 more answers
How to use a protractor.
damaskus [11]

Answer:

You can see below!

Step-by-step explanation:

Basically, a protractor is used to measure angles. You probably have a semi-circle shaped one. Looking at the bottom middle of the protractor should show you lines intersecting each other at a point. If you have an angle on a piece of paper, place that point on the ends of the line segments making up the angle. Then, check where each line of the angle crosses the numbers on the outer rim. That shows you the measure of the angle you are examining. It can be a bit tricky, but with practice you'll get it in no time!

8 0
3 years ago
Which piecewise function is shown on the graph?
Scilla [17]
The very first one probably
9 0
3 years ago
Read 2 more answers
Given that y=x^(1/3) , use calculus to determine an approximate value for ∛8030
Alex777 [14]
F(x) = x^(1/3)
f(8000) = 8000^(1/3) = 20

f'(x) = 1/3 * x^(-2/3)
f'(x) = 1/(3x^(2/3))
f'(8000) = 1/(3*8000^(2/3)) = 1/(3*400) = 1/1200

Linear approximation for f(x) about x = 8000
L(x) = f(8000) + f'(8000) (x−8000)
L(x) = 20 + 1/1200 (x−8000)

8030^(1/3) ≈ L(8030)
= 20 + 1/1200 (8030−8000)
= 20 + 30/1200
= 20 + 1/40
= 20.025
8 0
3 years ago
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