Question

quantos anagramas possui a palavra bolo ?

Answer 1

$\large\boxed{\begin{array}{l}\sf\underbrace{\sf BOLO}_{P_4^2}\\\sf P_4^2=\dfrac{4!}{2!}=\dfrac{4\cdot3\cdot\diagdown\!\!\!\!\!2!}{\diagdown\!\!\!\!\!\!2!}^=12\,anagramas.\end{array}}$