Find the common ratio for the G.P. -625,-250,-100, - Vidyadip

Question

Find the common ratio for the $G.P. -625,-250,-100$,

✓

Answer

Here, $T_{1}=-625$ and $T_{2}=-250$
Hence, $r=\frac{T_{2}}{T_{1}}=\frac{250}{-625}=\frac{2}{5}$

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