– Um capital de R$ 28.000,00, aplicado durante 8 meses, rendeu juros de R$ 11.200,00.
Determinar a taxa anual.
$\frac{\1}{\1+tanx}$ $\frac{\1}{\1+cotx}$
1 $\frac{\Box}{\Box}$ 1+tanx + 1 $\frac{\Box}{\Box}$ 1+cotx
1/1+tanx + 1/1+cotx
Write down any quadratic equation and solve it using methods Factorization, completing square.
in a geometric series
624-468+2655-1009
2+2
a cone of dia 89 cm and vertical height 21 cm is dropped into a cyllindrical vessel partly filled with water if the dia of vessel ...
25 take away 8