PAGE NO.:
DATE:
1
The sum of first 45 natural number
is,
Answers
Answered by
5
Answer:
1035 us your answer
pls mark as brainlist
Answered by
0
Answer:
We can use Arithmetic Progression here
Step-by-step explanation:
Sumn = n÷2.{2a + (n-1)d}
n= 45 ( number of natural numbers )
d = 1 ( difference is 1)
a = 1 ( first term)
22.5× { 2×1 + (45-1)1}
22.5.×{ 2 + 44 }
22.5 × 46
1035
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