Question

упростить выражение 10/5c+c2-2/c

Answer 1

$\frac{10}{5c} + \frac{ c^{2} -2}{c} = \frac{10}{5c} + \frac{5 c^{2} -10}{5c} = \frac{5 c^{2} }{5c} = \frac{ c^{2} }{c} =c$