Question

calcuati:×|12
(×+2)|7
(2×-1)|11​

Answer 1

$12x \frac{x + 2}{7} \times \frac{2 \times - 1}{11}$

$\frac{12(x + 2)x(2x - 1}{77}$

$\frac{24x {}^{2} - 12x - 48 - 24 }{77}$

$\frac{24x {}^{2} + 36 - 24}{77}$

asta e tot