Question

The first four terms of an A-P having the fiost term, -2 and the common difference -2 are​

Answer 1

Answer:

a= -2, cd = -2

first four terms of an ap are:

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

-2,-4, -8, -6

hope this answer helps you :)

Answer 2

Answer:

If a or first term is -2

then d or common difference = -2

Step-by-step explanation:

T2 = a+ ( n-1 ) d

-2 + (2-1) -2

-2 + 1× -2

-2 - 2

-4

T3= 2nd term + 1st term

- 4 - 2

-6

T4= 3rd term + 2nd term

-6 - 2

-8

AP = -2 , -4 , -6 , -8 .............