Question

If the first term of an A.P if twice the common difference and its fourth
term is 5. Find the common difference

Answer 1

Common difference is 1

Answer 2

Answer:

Step-by-step explanation:

fourth term ⇒a+3d=5⇒eq<1>

in the 1st case⇒a+2d=0⇒a=-2d<2>

puttind the value a in eq 1

⇒-2d+3d=5

⇒d=5

∴ common difference=5