Question

2 + 4 + 6+.....+200 find the sum​

Answer 1

Answer:212x

Step-by-step explanation: 2+4+6+x+200

                                             =212x

Answer 2

2 + 4 + 6+.....+200

2( 1 + 2 + 3 + ....+ 100)

we know that sum of n term=

$( { \frac{n(n + 1)}{2} })$

put n = 100

$\frac{100(100 + 1)}{2} = 50(101) = 5050$

so

S = 2*5050

s = 10100