littlegenesis2 littlegenesis2

19-07-2016
Mathematics

contestada

A geometric sequence is defined by the explicit formula an=5(-4)^n-1 what is the recursive formula for the nth term of this sequence?

Respuesta :

19-07-2016

Hello,

[tex] a_{n}=5*(-4)^{n-1}\\ a_{n-1}=5*(-4)^{n-2}\\\\ \dfrac{a_{n}}{a_{n-1}}=(-4)^{n-1-(n-2)}=-4\\\\ Formula\ is\ :\\ a_{n}=-4*a_{n-1}\\ a_{1}=5\\ [/tex]

Answer Link

Otras preguntas

Help me solve this question plz

Which sentence does not contain any errors in comma usage? A. Our old sweaters look like big, fluffy animals. B. This is the worst, and

who was the last czar of russia

Which formula represents a compound whose molecules are tetrahedral? (A) BH₃ (B) C₂H₂ (C) CH₄ (D) H₂O (E) C₂H6₆

how do you do stochiology

What is the mass of 1 L of a gas at STP whose molar mass is 254 g/mol? a. 11.3 g b. 25.4 g c. 30.6 g d. 76.5 g e. 254 g Can you please explain with some deta

how to graph the equation y=1/4x-6

You are scheduling a new delivery route and you need to find out how long it will take a driver to complete the route. You start the route at 9:50 A.M. and fin

how to graph the equation y=1/4x-6

What is an equivalent fraction for 4 21/4