A.  \(\boldsymbol{1+\frac ba}\)
B.  \(\boldsymbol{\frac ba }\)
C.  \(\boldsymbol{0 }\)
D.  \(\boldsymbol{\frac {b\,-\,a} {b} }\)
E.  \(\boldsymbol{\frac {1\,-\,a} {b} }\)
A   B   C   D   E

[ B-1356 - op net sinds 22.2.07-(E)-3.1.2025 ]

Translation in   E N G L I S H

See above

Oplossing - Solution

gricha