39017769
39017769 39017769
  • 04-05-2022
  • Mathematics
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If a1 = 5 and 5 and an = -3an-1 then find the value of a5. WILL GET BRAINLIEST ​

If a1 5 and 5 and an 3an1 then find the value of a5 WILL GET BRAINLIEST class=

Respuesta :

Аноним Аноним
  • 04-05-2022

Answer:

405

Step-by-step explanation:

Given

  • a₁ = 5
  • aₙ = -3aₙ₋₁

Solving

  • a₂ = -3a₁ = -3(5) = -15
  • a₃ = -3a₂ = -3(-15) = 45
  • a₄ = -3a₃ = -3(45) = -135
  • a₅ = -3a₄ = -3(-135) = 405
Answer Link
Аноним Аноним
  • 05-05-2022

a_1=5

  • a_2=-3a_1=-3(5)=-15
  • a_3=-3a_2=-3(-15)=45
  • a_4=-3a_3=-3(45)=-135
  • a_5=-3a_4=-3(-135)=405
Answer Link

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