Question

to calculate the sum of the first 10 even numbers

Answer 1

2,4,6,......
a= 2
d = 2
n =10
sn =?

sn = 10/2 (2*2( 10 -1) *2)
= 5 ( 4 *9*2)
= 5 *4*18
= 360
answer is 360 I hope u like it if u so plzz make me brainlist

Answer 2

Answer: 110

Step-by-step explanation:

2+4+6+8+10+12+14+16+18+20