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riadik2000 [5.3K]
3 years ago
14

If f(x, y)=xy−x^2, what is the value of f(f(−2, 3), −4)?

Mathematics
1 answer:
anzhelika [568]3 years ago
8 0

it is b -30 plz give me brainlist

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Berto invested in a precious mineral. The value of the mineral tend to increase by about 11% per year. He invest $40,000 in 2015
stealth61 [152]

the difference from 40000 to the future value in 2020, namely 5 years later is simply the yield or interest amount.


\bf ~~~~~~ \textit{Simple Interest Earned} \\\\ I = Prt\qquad \begin{cases} I=\textit{interest earned}\\ P=\textit{original amount deposited}\dotfill & \$40000\\ r=rate\to 11\%\to \frac{11}{100}\dotfill &0.11\\ t=years\dotfill &5 \end{cases} \\\\\\ I=(40000)(0.11)(5)\implies I=22000

5 0
3 years ago
I need help ASAP
Dima020 [189]

Answer:

20

Step-by-step explanation:

x/2+15=25

x/2=10

x=20

Please mark as Brainliest! :)

Have a nice day.

3 0
2 years ago
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Comparing Fractions Choose the correct symbol to compare the fractions please see attached image
Elza [17]

Answer:

>

Step-by-step explanation:

<u>Given:</u>      \frac{1}{2} ? \frac{1}{3}

<u>Want:</u>       Which fraction is larger?

To identify the size of a fraction, converting it into a fraction is easier

\frac{1}{2} = 0.5

\frac{1}{3} = 0.33

where 0.5 is greater than 0.33

<u>Choices:</u>

< is less than symbol

> is greater than symbol

= is equal to

\frac{1}{2} > \frac{1}{3}

Learn more about the Fractions at brainly.com/question/280013

<u>Visual Representation:</u>

<u />

8 0
1 year ago
I need help with the second once and can someone tell me if the first answer I did is ok or good
Ira Lisetskai [31]

Answer:

Sorry i dont know

Step-by-step explanation:

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2 years ago
Can you guys graph a system of equations and make sure it has two parabolas with the same vertex and a line that crosses the sam
Andrews [41]

Answer:

Sketch the following three graphs:

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First two are parabolas with vertex at (5,0)

Third one is a line which intersects both the parabolas as (5,0)

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