find the sum of all even number between 1 and 150
Answers
Answered by
4
2+4+6.....150
sum = n/2(first term + last term .)
75/2(2+150)
75(76)
5700.
Answered by
12
✌✌hey here is ur ans ..✌✌
here
a = 2
d = 2
an = 150
an = a + ( n - 1) d
= 150 = 2 + (n-1) ×2
= 148 = 2n - 2
= 150 = 2n
= n = 75
Sn = n/2 ( a + an )
Sn = 75/2 ( 2 + 150 )
Sn = 75 × 76
Sn = 5700
hoep it will help uh ...
nd plz mark as brainliest ..☺☺
here
a = 2
d = 2
an = 150
an = a + ( n - 1) d
= 150 = 2 + (n-1) ×2
= 148 = 2n - 2
= 150 = 2n
= n = 75
Sn = n/2 ( a + an )
Sn = 75/2 ( 2 + 150 )
Sn = 75 × 76
Sn = 5700
hoep it will help uh ...
nd plz mark as brainliest ..☺☺
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