Question

Find the sum of first 30 termof the AP :1+5+9+13+............​

Answer 1

here is your answer plzz like and mark as a brainlist answer

Answer 2

Answer:900

Step-by-step explanation:

Sn=n/2(2a+(n-1)d)

So,

30/2(2×1+29×2)

15(2+58)

15×60

900