Question

Bila 1/a + 1/a^2 + ....... + 1/a^4 = 341 . maka nilai a sama dengan....​

Answer 1

~Jawab~

Deret Tak Hingga

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• U1 (a) = 1/a

U2 = ar

1/a² = 1/a . r

r = 1/a² : 1/a

r = 1/a² × a

• r = 1/a

• S∞ = 341

nilai a = ___?

jawab↓