Question

first term is 5 and common ration is -2 then fifth term is?​

Answer 1

Step-by-step explanation:

a=5

r= -2

T5=ar^4

T5=5×(-2)^4

T5=5×16

T5=80

Hope this will help you

Answer 2

ANSWER

a=5

r=-2

a5= (ar^n-1)/r-1

a5= (5*-2^5-1)/-2-1

a5=(5*-2^4)/-3

a5=(5*16)/-3

a5=(80)/-3

HOPE IT WILL HELP...!!!