Question

In an A.P. if a=–3, d=–2 then find a20.​

Answer 1

Answer:

Answer is -41

Step-by-step explanation:

$an = a + (n - 1)d \\ a20 = - 3 + (20 - 1) - 2 \\ a20 = - 3 + 19 \times - 2 \\ a20 = - 3 - 38 \\ a20 = - 41$

Thank You...