What is the 12th term of the sequence -2,-4,-6,...........-100?

Answer 1

common difference = d = -2

a1 =-2

a2 =-4

a3 =-6

an=a1+d(n-1)

a12 = -2 + (-2)(12-1) = -2 -2(11) =-2 -22 =-24

a12 =-24

a4 =-8

a5=-10

a6=-12

a7=-14

a8=-16

a9=-18

a10=-20

a11=-22

a12=-24