Question

sumof
first so 50 natural number is​

Answer 1

Answer:

1225

Step-by-step explanation:

s=n(n-1)/2

 = 50(50-1)/2

 = 50* 49/2

 = 25 * 49

 =1225

Answer 2

Step-by-step explanation:

a = first term = 1

n = total no of terms = 50

l = last term = 50

sn= sum of all terms = sn

sn=n/2(2a+l)

= 50/2 (2(1)+50)

= 25 * 52

=1300

so the sum of first 50 natural no is 1300

i have used the topic of AP ( airthematic progression) to find this answer

please mark me as brainliest