Question

show that a-b, a and a +b forms consecutive term of AP ​

Answer 1

Answer:

Bhai phehle tune likh a-b ,to ap kahanse aya

Answer 2

Answer:

Yes definitely I am going to help you out

here alpha plus beta is equal to minus b by a

so a upon a plus b

Step-by-step explanation:

Here d1 is equal to A2 minus A1 so we get a minus a minus bwhich gives b

moreover D2 is equal to A3 minus A2 which gives b

so d1 is equal to D2 Hense prove its a consecutive terms of AP