Question

a soma de todos os numeros pares de 2 ate 200

Answer 1

{2, 4, 6, 8 .... 200}

an = 200
n = 200 / 2 = 100
a1 = 2
Sn = ?

Sn = (a1 + an) * n/2
Sn = (2 + 200) * 100/2
Sn = 202 * 50
Sn = 10.100

BONS ESTUDOS!

Answer 2

( 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136,138,140,142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200. ) bons estudos espero ter ajudado