Объяснение:
b₁=81/25, q=-1/3
b₂=b₁q=(81/25)(-1/3)=-27/25
b₃=b₂q=(-27/25)(-1/3)=9/25
b₄=b₃q=(9/25)(-1/3)=-3/25
Объяснение:
b₁=81/25, q=-1/3
b₂=b₁q=(81/25)(-1/3)=-27/25
b₃=b₂q=(-27/25)(-1/3)=9/25
b₄=b₃q=(9/25)(-1/3)=-3/25