Question

1- Calcule o valor de:
Y= 5-2+52 - 5-1
5-2 - 5-1​

Answer 1

Resposta:

y- { 3 + 52 - 5 - 15 - 2 - 5 - 1 } = 0

y- { 55 - 5 - 15 - 2 - 5 - 1 } = 0

y- { 50 - 15 - 2 - 5 - 1 } = 0

y- { 35 - 2 - 5 - 1 } = 0

y- { 33 - 5 - 1 } = 0

y- { 28 - 1 } = 0

y- 27 = 0

( 1 ) ⋅ y+ ( - 27 ) = 0

y=- ( - 27 )1

y= 27