Question

2. Find the sum of the odd numbers between 0 and 50.
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Answer 1

Step-by-step explanation:

$\mathtt{\huge\star{\pink{\underline{2500}}}}\huge\star$

because,50^2 =2500

its a property.......in maths chapter. square and square root

Answer 2

Answer:

The odd numbers between 0 and 50 are 1,3,5,7,9…49

Therefore, it can be observed that these odd numbers are in an A.P.

a=1,d=2,l=49

l=a+(n−1)d

49=1+(n−1)2

48=2(n−1)

n−1=24

n=25

Sn=n/2(a+1)

S25=25/2(1+49)

=(25*50)/2

=625

Hope it helps u....... ☺️☺️✌️✌️