Question

5x+2,4x-1,x+2 are in AP then first term is

Answer 1

Answer:

17

Step-by-step explanation:

it is in a.p so

2nd term - 1st term = 3rd term - 2nd term

(4x-1)-(5x+2)=(x+2)-(4x-1)

4x-1-5x-2=x+2-4x+1

-x-3=-3x+3

-x+3x=3+3

2x=6

x=3

so First term be

5x+2

= (5×3)+2

= 17