Question

preciso de ajuda urgente

Answer 1

a)
$( - 2 - \frac{2}{5} ) \times {( - \frac{3}{4}) }^{2} = ( - \frac{2}{1} - \frac{2}{5} ) \times \frac{9}{16} = ( - \frac{10}{5} - \frac{2}{5} ) \times \frac{9}{16} = - \frac{12}{5} \times \frac{9}{16} = - \frac{192}{80} \times \frac{45}{80} = - \frac{8640}{80} = - 108$