Question

find the nth term and sixth term of the gp 128,-98,72​

Answer 1

Answer:

u can use the formula

an = a + (n-1)d

and for the second question

a6 = a + 5d

and u'll reach ur answer^_^

Answer 2

Step-by-step explanation:

first term = 128

common ratio = -98/128 ≠72/-98

therefore the given terms do not form a GP

so we cannot decide .