6.
11) The sum of first 'n' odd natural numbers is
The sum of first 15 odd natural numbers is
a) 225
b) 230
d) 240
c) 350
7.
The value of 2 +
18 20 is
Answers
Answered by
0
Answer:
172-7_(19@;@(@+@!@88883-38$+29#+#7$-+$9#+2
Answered by
1
Step-by-step explanation:
Its square of 15=225
Remember sum of n odd natural numbers is square of n
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