3 years ago

If a1 = 4 and an -4an-1 then find the value of an.

Mathematics

1 answer:

IRISSAK [1]3 years ago

7 0

1 = 4
-4an - 1

-4an -(4)
an 1

You might be interested in

John opens a savings account with $1,000 that compounds interest daily. The APR at the time John deposits the account is 3.5%. H

3241004551 [841]

$\bf \qquad \qquad \textit{Annual Yield Formula}
\\\\
\qquad \qquad \left(1+\frac{r}{n}\right)^{n}-1
\\\\
\begin{cases}
r=rate\to 3.5\%\to \frac{3.5}{100}\to &0.035\\
n=
\begin{array}{llll}
\textit{times it compounds per year}\\
\textit{daily, so in a year is 365}
\end{array}\to &365
\end{cases}
\\\\\\
\left(1+\frac{0.035}{365}\right)^{365}-1$

you'll get a decimal format, just multiply it times 100, to get the % format

6 0

3 years ago

Read 2 more answers

Mr Stevenson has 160 cows goats horses and chickens on his farm 19 percent of the animals are cows 28 percent goats 13 percent h

castortr0y [4]

Answer:

64 Chickens

Step-by-step explanation:

1. Add up the percents

19% + 28% + 13% = 60%

2. Subtract from 100%

100% - 60% = 40%

3. Multiply the total number of animals by the percent of chickens

160 * .4 = 64 Chickens

7 0

3 years ago

Read 2 more answers

If t(d) = 3d + 1 and d(n) = 4n + 2, what is t(d(n)) when n = 5

Mkey [24]

Answer:

Step-by-step explanation:

d(n) = 4n + 2

= 4(5) + 2

=22

t(d(n)) = 3(22) + 1

= 67

8 0

2 years ago

EXPRESS THE AREA OF THE ENTIRE RECTANGLE. YOUR ANSWER SHOULD BE A POLYNOMIAL IN STANDARD FORM

OlgaM077 [116]

Answer:

(x+7) times (x+3)

Step-by-step explanation:

Because a area of a rectangle is lw and you combine x and 3 to make x+3 and 7 and x to make x+7 and you multiply them together.

3 0

3 years ago

Read 2 more answers

Ramón and Merissa are driving to New York City after college. The first 300 miles they spend $12.50 on gas.

Ganezh [65]

Answer:

Step-by-step explanation:

$77

4 0

3 years ago

If a1 = 4 and an -4an-1 then find the value of an.​

If a1 = 4 and an -4an-1 then find the value of an.