suku pertama = a = √p (p > 0) dan suku ke tiga afalah p² suku ke-10 barisan geometri

jawab

a = √p= p^(1/2)
u3 = p²
ar² = p²
r² = p²/p^(1/2)
r² = p^(3/2)
r = p^(3/4)

u10 = a r⁹ = p^(1/2). (p^(3/4)^9
= p^(1/2). p^(27/4)
= p^(29/4)
= p^7. p^(1/4)
= p⁷ ⁴√p