Question

35 дробь
(35-3)*(35+3)=
22 дробь
(22-2)*(22+2)=

Answer 1

$\frac{35}{(35 - 3)(35 + 3)} = \frac{35}{32(35 + 3)} = \frac{35}{32 \times 38} = \frac{35}{1216}$

$\frac{22}{(22 - 2)(22 + 2)} = \frac{22}{20(22 + 2)} = \frac{22}{22 \times 24} = \frac{11}{10 \times 24} = \frac{11}{240}$