the number of term of odd positive integers less than 450 is
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Answer:AP- 1,3,5,7,9,11..........,449
A=1 cd=3-1=2 an=449
an = a+(n-1)d
449=1+(n-1)2
449-1=(n-1)2
448/2=(n-1)
224=(n-1)
224-1=n
223=n
Sn=n/2(a+an)
S223=223/2(1+449)
S223=223/2*450
S223=223*225
S223=50175
Hence the sum of all odd positive integers less than 450 is 50175
Step-by-step explanation:
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