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sergejj [24]
3 years ago
13

Wanda opened a savings account 20 years ago with a deposit of $3,150.37. The account has an interest rate of 4.1% compounded dai

ly. How much interest has Wanda earned?
Mathematics
1 answer:
Aleksandr [31]3 years ago
3 0
\bf ~~~~~~ \stackrel{daily}{\textit{Continuously Compounding Interest Earned Amount}}\\\\
A=Pe^{rt}\qquad 
\begin{cases}
A=\textit{accumulated amount}\\
P=\textit{original amount deposited}\to& \$3150.37\\
r=rate\to 4.1\%\to \frac{4.1}{100}\to &0.041\\
t=years\to &20
\end{cases}
\\\\\\
A=3150.37e^{0.041\cdot 20}\implies A=3150.37e^{0.82}\implies A\approx 7152.91457

how much interest is there?  well, A - 3150.37.
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Answer:

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Step-by-step explanation:

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Since ΔABC is a right angle, then point C must have the same x-coordinate as point A. Therefore, A(-3, 2) and B(2, 2).

The area of ΔABC is 6. So,

9 = 1/2 (b)(h)

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so b = 6 and h = AC

Solving this for C gives

9 = 1/2 (6)(AC)

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9 = 1/2 (6)(AC)

18/6 = AC

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Point C must lie 3 units above point A or 3 units below the point A. If it lies 3 units above, then it has a y-coordinate of 2 + 3 = 5.

If it lies 3 units below, it has a y-coordinate 2 - 3 = -1.

Therefore, y-coordinate is 5 or -1.

Step-by-step explanation:

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3 years ago
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GarryVolchara [31]
The answer is C + 2
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3 years ago
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fenix001 [56]

Given:

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Divisor = 3x+4

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The quotient and remainder by using the long division method.

Solution:

Using the long division method, divide the polynomial 9x^3+18x^2+20x+16 by 3x+4 as shown below:

3x+4 |\overline{9x^3+18x^2+20x+16}|3x^2+2x+4\\

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                       0+12x+16  

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2 years ago
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ipn [44]

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Step-by-step explanation:

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3 years ago
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Step-by-step explanation:

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