Question

qual a expressao de ₍₋₇₎ₓ₍₊₄₎₋₍₂²₊₅⁰₋₂²₎=

Answer 1

$\mathsf{(-7)\times(+4)-(\cancel{{2}^{2}} +{5}^{0}-\cancel{{2}^{2}} )}$

$\boxed{\boxed{\mathsf{-28-1=-29}}}$

Answer 2

Resposta:

$- 29$

Explicação passo-a-passo:

$( - 7) \times 4 - ( {2}^{2} + {5}^{0} - {2}^{2} ) \\ - 28 - (4 + 1 - 4) \\ - 28 - 1\\ -29$