W ciągu geometrycznym dane są a2=4/9 i q = 2/3 . - ulamki
wyznacz a1 i a3
a2=4/9 i q = 2/3
a₂=a₁*q
a₁=a₂/q
a₁=(4/9):(2/3)
a₁=(4/9)*(3/2)
a₁=12/18
a₁=2/3
a₃=a₁*q²
a₃=(4/9)*(4/9)
a₃=16/81
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a2=4/9 i q = 2/3
a₂=a₁*q
a₁=a₂/q
a₁=(4/9):(2/3)
a₁=(4/9)*(3/2)
a₁=12/18
a₁=2/3
a₃=a₁*q²
a₃=(4/9)*(4/9)
a₃=16/81