Multiply. You do not need to reduce.
(
11
7
)
(
−
9
5
)
=
\displaystyle {\left(\frac{{11}}{{7}}\right)}{\left(-\frac{{9}}{{5}}\right)}=
(
7
11
)
(
−
5
9
)
=
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\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity