Question

URGENT!VA ROG,IMI TREBUIE PE AZI!DAU COROANA+puncte.CAT MAI REPEDE!

Answer 1

a)

-(2×7)²:{5²-[27-(16-2²+2×13):(-21)puterea0):(-7)}

-(2×7)²:{25-[27-(-16-4+26):]1]:(-7)}

-(2×7)²:[25-(27-6):(-7)]

-(2×7)²:[25-21:(-7)]

-2×7)²:(25+3)

-(2×7)²:28

-(2×7)²supra28

-4×49supra28

-49supra7

-7

b)

-(-2)×(-5)×((-3)³+(-2)⁴+(-4608):96)+6×10²

2×(-5)×(-27+16-48)+6×100

2×(-5)×(-59)+600

590+600

1190

c)