Question

SOLD
First four terms of an A. Pare
whose first term is -2 and common difference is-2
(A) -20.24
(B) -2,4, -8,16
(0 2 4 6 8
(D) -2 4-8-16​

Answer 1

a= -2 and d= -2

a , a+d , a+2d , a+3d

-2 , (-2 + -2) , (-2 + 2×-2) , (-2 + 3×-2 )

-2 , -4 , -6 , -8