Question

1+2+3+4+5+6+7+8...100

Answer 1

Verified answer

Materi Barisan Bilangan

1 + 2 + 3 + .... + 100
= (1 + 101) + (2 + 99) + ... + (50 + 51)
= 101 + 101 + .... + 101 (sebanyak 50)
= 101 x 50 = 5050