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guapka [62]
2 years ago
15

- 1/6 [ 3 - 15 (1/2)2]

Mathematics
1 answer:
bonufazy [111]2 years ago
8 0

Answer:

Your answer is -2

Step-by-step explanation:

1/6 [ 3 - 15 1/2 x 2 ] = -2/1 = -2

Hope this helps : )

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Suppose you deposit into a savings account one cent on January 1, two cents on January 2, four cents on January 03, and so on, d
Mama L [17]

Answer:

<em>On January 24th the deposit will exceed $100,000</em>

Step-by-step explanation:

<u><em>Geometric Progression </em></u>

Suppose we are forming a sequence where every term can be obtained as the previous term by a constant value called ratio. We can express any term n as

a_n=a_1r^n

The problem states you deposit into a savings account one cent on January 1, two cents on January 2, four cents on January 3, and so on, each day doubling the previous one

That makes our data like

a_1=1,\ r=2

The general term will be

a_n=2^n

We need to know when your deposit will exceed $100,000, i.e. 10,000,000 cents

In other words, we need to solve for n when

2^n>10,000,000

Let's take logarithms in both sides

ln(2^n)>ln(10,000,000)

Applying the property of logarithms

nln(2)>ln(10,000,000)

Solving for n

\displaystyle n>\frac{ln(10,000,000)}{ln2}

n>23.25

Since n is the number of days since January 1, we use the next integer to ensure the $100,000 are deposited that day

n=24

Answer: On January 24th the deposit will exceed $100,000, exactly $167,772.16

3 0
4 years ago
A right rectangular prism is shown.
8_murik_8 [283]
Your answer is 3.7!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
6 0
3 years ago
20x + 5<br> 24.x-1<br> what’s x?
iogann1982 [59]

Step-by-step explanation:

20x+5=24x-1

4x=6

x=3/2

7 0
3 years ago
A) what is 42%of 250? please explain the method......​
arsen [322]

Answer:

105

Step-by-step explanation:

What is 42% of 250?

Let's break this question down.

We have:

42% – A percent is a fraction out of 100. 100% being fully complete. We can express 42% as 42/100 or 0.42.

of – This symbolizes multiplication.

250 – This is our total.

Now let's set up an equation.

42% of 250

0.42 • 250 = ?

Now, multiply.

105

This is your answer.

42% of 250 is 105.

Hope this helps!

4 0
3 years ago
Read 2 more answers
If f(x) = 3^(x + 4), find f(2).
Vikki [24]

Answer:

18

Step-by-step explanation:

6 0
3 years ago
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