Réponse:
a=
[tex] \frac{ - 10}{21 } [/tex]
b=
[tex] \frac{39}{40} [/tex]
c=
[tex] \frac{45}{4} [/tex]
d=
[tex] \frac{ - 21}{10} [/tex]
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Réponse:
a=
[tex] \frac{ - 10}{21 } [/tex]
b=
[tex] \frac{39}{40} [/tex]
c=
[tex] \frac{45}{4} [/tex]
d=
[tex] \frac{ - 21}{10} [/tex]