Question

the 4th terms of an Ap a=-2,d=-2

Answer 1

-8 is the 4th term
T4=a+ (4-1)-2
=-2+(-6)
T4 =-8

Answer 2

4th term = a + 3d

=> 4th term = -2 + 3( - 2 )

=> 4th term = -2 - 6

$\fcolorbox{red}{aqua}{=> 4th \: term \: = - 8}$