Question

what is the sum of numbers 1to50​

Answer 1

Answer:

n/2(a+l)=50/2(1+50)=1275 ...sum of AP

Answer 2

Answer:

If you have done A.P

then take a as 1

d as 1

and n as 50

apply the sum formula

i.e.

sum of all n numbers=n/2(2a+(n-1)d)

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

=25(2+49)

=25(51)

=1275

Step-by-step explanation:

pls mark Brainliest