Answered

Find the sum of the integers 1 - 25
(with solution) 50points

Sagot :

Answer:

325

Solutions:

*two solutions

1+2+3+4+5+6+7+8+9.+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25 ° 325

or

25(25 + 1)/2 = 325