HiMyNameIsBrianna HiMyNameIsBrianna

03-03-2019
Mathematics

contestada

If f(1)=5 and f(n)=nf(n-1)-1 then find the value of f(3)

Respuesta :

Kamikazeminem Kamikazeminem

03-03-2019

[tex]Answer: \\f(n) = nf(n - 1) - 1 \\ \Rightarrow f(2) = 2f(1) - 1 \\ \Leftrightarrow f(2) = 2 \times 5 - 1 = 10 - 1 = 9 \\\Rightarrow f(3) = 3f(2) - 1 = 3 \times 9 - 1 = 27 - 1 = 26[/tex]

Answer Link

Otras preguntas

What is the value of f(-3)? F(x) = 7-x if x ≤ -2 4x^2 if -2 < x ≤ 0 |x| + 9 if x > 0 will mark brainliest

American Values and Economic Goals

Steven bought two boxes of erasers. One box had 36 erasers in it. He then gave 18 of his erasers to his friend. How many erasers did Steven have left?

can you please help me

For the first 3% of Hanna's salary, her employer matches 100% of her 401(k) contributions, and from 3% to 12%, Hanna's employer matches 50% of her 401(k) contri

Evaluate the following expression for x=3 the expression is 2(x-1)

Aqueous lithium hydroxide reacts with aqueous aluminum nitrate. If the reacting solutions contain 120.0 grams of reactant, how much precipitate is made, theoret

A fatty acid completely filled by hydrogen with or carbons in the chain link to buy single bonds is known as

Which location a b or c please help

The first step chelsea used to solve an equation is shown below 3x^2 +4x =19 x(3x +4) =19 what property justifies this step? A. Inverse property B. commutati