Question

what the 4th term of Ap if a=5 and d=2​

Answer 1

Answer:

4th term of A.P. is 11

Step-by-step explanation:

a4 = a+ 3d

a4 = 5 + 3 x 2

a4 = 5 + 6

a4 = 11

Plz Mark as brilliant answer

Answer 2

Step-by-step explanation:

$\tt a = 5 \: \:and \:\: d = 2 \\ \\ \tt We\:know\:that \\ \\ \tt {T}_{n} = a + (n-1)d \\ \\ \tt {T}_{4} = 5 + ( 4 - 1 ) × 2 \\ \\ \tt {T}_{4} = 5 + 3 × 2 \\ \\ \tt {T}_{4} = 5 + 6 \\ \\ \tt \boxed{\bold{\underline{\red{\tt {T}_{4} = 11 }}}}$