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3 years ago

6

In order for Aunt Lucy to save the desired $200,000 at age 65, how much will she need to save each month. Round your answer up t

o the nearest dollar. DO NOT a dollar sign on your answer

1 answer:

balandron [24]3 years ago

7 0

Answer:

$520.83

Step-by-step explanation:

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The matrix C=[1,-2_-3,7] was used to encode a phrase to [7,-28,-25,-35,-2_-21,107,90,123,17]. Find C^-1 and use it to decode the

posledela

$C= \left[\begin{array}{cc}1&-2\\-3&7\end{array}\right] \\ C^{-1}= \left[\begin{array}{cc}7&2\\3&1\end{array}\right] \\ \left[\begin{array}{cc}7&2\\3&1\end{array}\right] \times \left[\begin{array}{ccccc}7&-28&-25&-35&-2\\-21&107&90&123&17\end{array}\right] \\ =\left[\begin{array}{ccccc}49-42&-196+214&-175+180&-245+246&-14+34\\21-21&-84+107&-75+90&-105+123&-6+17\end{array}\right] \\ =\left[\begin{array}{ccccc}7&18&5&1&20\\0&23&15&18&11\end{array}\right]$
is the required matrix.

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2 years ago

Evaluate log12y2, given log12y = 16. <br> 4 <br> 32 <br> 256 <br> 65,536

Ann [662]

32 or 256 i didn’t understand exactly what you asked

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3 years ago

Read 2 more answers

Which ordered pair is a solution to the system?

almond37 [142]

Answer:

I think it is C 8,-4

Step-by-step explanation:

I think

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2 years ago

Can someone help? (questions down at the image below, thanks)

user100 [1]

Answer:

Your score must be greater than 117.4

Your teammate is correct, because you only need 117.4 to win.

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2 years ago

How many solutions does this system have ? <br> - 15x=-5y+40 <br> y=-3x+8

Mumz [18]

Te damos la bienvenida al portapapeles de Gboard. Aquí se guardarán los textos que copies.

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