Question

I have to let four numbers in Ap what should I let

Answer 1

Answer:

a-3d, a-d, a+d, a+3d

Always

Answer 2

let the unknown four numbers in arithmetic progression whose values to be V dot dot dot dot dot 1, 3, 7, 11 as the phone number in capital letter A. P that that that that how do you kiss for constant you tell me a point P then 3 number in arithmetic progression be a minus b, a and a da dadadada therefore, the required number are 2, 4, 6 or 6, 4, 2 construct arithmetic progress across this world .........