Question
If ${ }^{13} C_{6}+2 .{ }^{13} C_{5}+{ }^{13} C_{4}={ }^{15} C_{x}$, find the values of $x$.
Step 1
{ }^{13} C_{5}+{ }^{13} C_{4}={ }^{15} C_{x}$. Show more…
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