Question

Justify whether it is true to say that -1, , -2, forms an AP as a2 – a1 = a3 – a2.

Answer 1

Answer:

yes , -1,-2,-3... is an AP

Step-by-step explanation:

the common difference is = -1

a2-a1 = -1

a3- a2= -1

hence its an A.P.