Question

iv) d= 2/3, l=10, n = 20. progression​

Answer 1

Step-by-step explanation:

an=a+(n-1)d

10=a+(20-1)2/3

10= a +19×2/3

10=a+38/3

10=3a+38/3

30-38=3a

-8/3=a

a2-a1=,d

a2+8/3=2/3

a2=2/3-8/3

a2=-2

AP:-8/3 , -2......

HOPE THIS HELPED