kevman3167 kevman3167
  • 19-07-2022
  • Mathematics
contestada

A sequence is defined by the recursive function f(n + 1) =1/3 f(n). if f(3) 9= , what is f(1)

Respuesta :

profarouk profarouk
  • 23-07-2022

Answer:

f(1) = 81

Step-by-step explanation:

f(n + 1) = 1/3 f(n)

⇔ f(n) = 3 × f(n + 1)

……………………………

if f(3) = 9  ⇒  f(2) = 3 × f(3) = 3 × 9 = 27

Then

f(1) = 3 × f(2) = 3 × 27 = 81

Answer Link

Otras preguntas

What is the greatest common factor of 24 and 54?
How can I divide thirty-three into two groups so the ratio is four to seven?
I jogged for 3 2/5 miles in 7/8 hours what average speed in miles per 1 hour
what percent is 1349 of 4950
write the sum of 32+20 as the product of their GCF and add another sum
Which of these is a physical property? Why? PLZ HELP!!!A. easy to digest B. conducts electricity poorlyC. becomes moldy quicklyD. does not burn
What is 5.6 × 10^−3 yd/year in feet per day?  A.6.813 × 10^−7  ft/day  B.6.132 × 10^−6  ft/day  C.5 × 10^−6  ft/day  D.4.6 × 10^−5  ft/dayPlease explain the ans
how many pairs of whole numbers have a sum of 40
On a book shelf you choose the 11th book from the left and the 10th book from the right.  How many books are on the shelf?
How do you simplify 5/25