Question

calcula:
$(3 - 4)^{2} \times ( - 5) - (4 - 1)^{ - 2} \div (4 - 7)$
​

Answer 1

Respuesta:

9 + 16 x ( -5 ) - ( 16 + 1 ) ÷ ( 4 - 7 )

25 x (-5) -16 -1 ÷ (4 -7)

-125 -16 -4 +7

-112