Question

B= (7 - 11°) : 3² + (3²*2)/(5-9)




° - do potęgi zerowej :D



Thanks from the moutains za odpowiedź ;D :P

Answer 1

B = - 25/6

Answer 2

B= (7 - 11°) : 3² + (3²*2)/(5-9)
b=(7-1) : 9 + (9*2) / (-4) =
= 6 : 9 + 18/-4 =
=2/3 - 9/2 =
= 4/6 - 27/6 =
= -23/6 = -3 i 5/6

Answer 3

(7-1):9+(9*2)/(-4)=(6:9)+18/(-4)=0.6+4.5=5.1