Math, asked by surendrakumar51, 6 months ago

75 से 97 तक की प्राकृतिक संख्याओं का योग होगा
(a) 2008 (b) 1985 (c) 1895 (d) 1978​

Answers

Answered by sanket7777777jadhav
0

Answer:

I think options b is right

is it right

Answered by kanchankhatri2412
2

97= a+ (n-1)d

97 = 75+(n-1)1

97 = 75+n-1

n = 23

Sn = n/2(a+l)

=23/2(75+97)

= 23×86

= 1978

(d) is correct answer

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