Question

O valor da expressão numérica P(p-a)•(p-b); para P=5. A=1. B=2. C=3

Answer 1

$\large\boxed{\begin{array}{l}\rm a=1~~b=2~p=5\\\rm p\cdot(p-a)\cdot(p-b)=5\cdot(5-1)\cdot(5-2)\\\rm p\cdot (p-a)\cdot(p-b)=5\cdot4\cdot3\\\rm p\cdot (p-a)\cdot(p-b)=60\end{array}}$