Solve for kkk: 4k−1+3k+1=7k2−1\frac{4}{k-1} + \frac{3}{k+1} = \frac{7}{k^2-1}k−14+k+13=k2−17.
k=0k = 0k=0
k=1k = 1k=1
k=−1k = -1k=−1
No solution