05-02-2020
Mathematics

contestada

What is the equation for the nth term of the geometric sequence -2,10,-50

Respuesta :

kenlingdad kenlingdad

05-02-2020

Answer:

x₍ₙ₎ = x₍₁₎ * (-5)ⁿ⁻¹

Step-by-step explanation:

x₍ₙ₎ = x₍₁₎ * (-5)ⁿ⁻¹

x₍₁₎ = -2

x₍₂₎ = (-2) x (-5)²⁻¹ = (-2) x (-5) = 10

x₍₃₎ = (-2) x (-5)³⁻¹ = (-2) x (-5)² = -50

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