32.4:8-0.45:9+2.4×26=64.4
B₁=2·3¹ =6
b₂=2·3² =18
b₃=2·3³ = 54
b₄=2·3⁴ = 162
b₅=2·3⁵ = 486
q=3
18 ÷ 5 = 3 ( ост.3 ) или 3,6
<span>ФВ = 2 см
ВА = 6 см
ФА
= ?</span>
ФА = √(<span>ФВ^2 + </span><span>ВА^2) = √(4+36) = √40 = 6,32 </span><span><span>см</span></span>