Question

Find the 7th term of the sequence 216,-144,96,-64

Answer 1

Answer:

Step-by-step explanation:

r=-144/216=-2/3

$a_{7}=216(-2/3)^{7-1}\\=216(\frac{-2}{3} )^6\\\\=216(\frac{2^6}{3^6})\\=216\times\frac{64}{729}\\=\frac{512}{27}$