Question

o valor da expressão numerica -4²+(3-5)·(-2)³+3²-(-2)⁴ e:

Answer 1

-4^2+(3-5)*(-2)^3+3^2-(-2)^4 =

-4^2-2(-2)^3+3^2-(-2)^4 =

-16-2(-2)^3+3^2-(-2)^4 =

-16-2*-8+3^2-(-2)^4 =

-16-2*-8+9-(-2)^4 =

16-2*-8+9-16 =

−16−(−16)+9−16  =

−16+16+9−16  =

9−16  =

-7