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bagirrra123 [75]

3 years ago

9

Since last week, the change in value of Nicki’s favorite comic book was −$24. Which statement BEST describes the meaning of this

change in value? The comic book is now worth $24.

1 answer:

Mnenie [13.5K]3 years ago

3 0

Answer:

that the priced dropped 24 dollars or decreased

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PLEASE HELP ME!! :(

inessss [21]

Step-by-step explanation:

(f - g)(x)

= f(x) - g(x)

= (4x² - 6) - (x² - 4x - 8)

= 4x² - 6 - x² + 4x + 8

= 3x² + 4x + 2. (B)

4 0

3 years ago

HELP HELP HELP*. Hei has $1,700 in a retirement account earning 4% interest compounded annually. Each year after the first, she

KatRina [158]

$~~~~~~~~~~~~\stackrel{\textit{payments at the beginning of the period}}{\textit{Future Value of an annuity due}}\\ ~~~~~~~~~~~~ \\\\ A=pmt\left[ \cfrac{\left( 1+\frac{r}{n} \right)^{nt}-1}{\frac{r}{n}} \right]\left(1+\frac{r}{n}\right)$

$\begin{cases} A=\textit{accumulated amount} \\ pmt=\textit{periodic payments}\dotfill &1700\\ r=rate\to 4\%\to \frac{4}{100}\dotfill &0.04\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{annually, thus once} \end{array}\dotfill &1\\ t=years\dotfill &5 \end{cases} \\\\\\ A=1700\left[ \cfrac{\left( 1+\frac{0.04}{1} \right)^{1\cdot 5}-1}{\frac{0.04}{1}} \right]\left(1+\frac{0.04}{1}\right) \\\\\\ A=1700\left( \cfrac{1.04^5~~ - ~~1}{0.04} \right)(1.04)\implies A\approx 9576.06$

8 0

3 years ago

Help 20 points added

Natalija [7]

Answer:

fig 1st 2nd and last

not the third one

8 0

2 years ago

Read 2 more answers

Help a girl out this is 9th grade math is really appreciate it

Semmy [17]

Answer:

Yes (2,7) Is A solution of the system

Step-by-step explanation:

4 0

3 years ago

The product of two positive consecutive integers is 462

Kitty [74]

Answer:

21 and 22

Step-by-step explanation:

if the first integers is n

The second will be n+1

n(n+1)=462

n²+n=462

n²+n-462=0

n²+22n-21n+462=0

n(n+22)-21(n-22)=0

(n-21)(n-22)=0

n= 21 or 22

6 0

3 years ago