Question

find the sum of 2+5+8+....to 20th term​

Answer 1

Answer:

300

Step-by-step explanation:

I think it will help you if yes then fallo me have a nice day tomorrow

Answer 2

Step-by-step explanation:

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

sn = 20/2(2×2 + (20-1)3)

sn= 10(4+57)

sn = 10×61

sn = 610 is ur answer