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Verified answer
Mapel : MatematikaKelas : IX SMP
Bab : Barisan dan Deret
Pembahasan :
Perbandingan Rasio
U3/U1 = r²
r² = 36/16
Maka...
U5 = ar⁴
U5 = (U3)r²
U5 = (36)(36/16)
U5 = 81
Verified answer
Bab Barisan dan DeretMatematika SMP Kelas IX
Geometri
r = (36 : 16)^1/(3 - 1)
r = (9/4)^(1/2)
U5 = U3 x r²
U5 = 36 x ((9/4)^(1/2))²
U5 = 36 x 9/4
U5 = 81