Question

$\frac{6.6 {2}^{2} + 5.4 \times 3.38 + 1.22 + \times 3.38 }{20. {1}^{2} - 1 {3}^{2} + 33.1 \times 12.9}$
өрнегінің 150% ын тап.

Answer 1

$=\frac{6.62^2+3.38(5.4+1.22)}{(20.1-13)(20.1+13)+33.1*12.9} = \\ \\ \frac{6.62^2+3.38*6.62}{7.1*33.1+33.1*12.9} =\frac{6.62(6.62+3.38)}{33.1(7.1+12.9)} =\frac{6.62*10}{33.1*20} = \frac{6.62}{66.2} =0.1$


0.1*150/100=0.15