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Illusion [34]
2 years ago
13

Can you help me please with this

Mathematics
1 answer:
miskamm [114]2 years ago
6 0

-39/100 is the answer according to me ..

Plz mark me as brainliest if u found it helpful

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Formula for the area of a circle in terms of its circumference
Usimov [2.4K]
\bf \textit{circumference of a circle}\\\\
C=2\pi r\qquad \qquad \implies \cfrac{C}{2\pi }=\boxed{r}\\\\
-------------------------------\\\\
\textit{area of a circle}\\\\
A=\pi r^2\qquad \qquad \implies A=\pi \left( \boxed{\cfrac{C}{2\pi }} \right)^2\implies A=\pi \left( \cfrac{C^2}{(2\pi )^2} \right)
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A=\cfrac{\pi  C^2}{2^2\pi^2}\implies A=\cfrac{C^2}{4\pi }
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Which expression is equivalent to (4 + 6)²?
mel-nik [20]

Answer:

A) -20+48i

Step-by-step explanation:

(4+6i)^2\\(4+6i)(4+6i)\\16+24i+24i+36i^2\\**i^2=-1*\\16+48i+36i^2(-1)\\16+48i-36\\-20+48i

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1 year ago
Bill earns $12 per hour and works at most 40 hours per week identify the independent and dependent quantity in the situation and
alukav5142 [94]
Independent: number of hours
Dependent: Earned income
Domain: Between and including, 0 and 40 hours
Range: Between and including, 0 and 480$
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Step-by-step explanation:

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