Find the sum of first 7odd number s
Answers
Answered by
1
Answer:
Address the formula, input parameters & values.
Input parameters & values:
The number series 1, 3, 5, 7, 9, . . . . , 13.
The first term a = 1
The common difference d = 2
Total number of terms n = 7
step 2 apply the input parameter values in the AP formula
Sum = n/2 x (a + Tn)
= 7/2 x (1 + 13)
= (7 x 14)/ 2
= 98/2
1 + 3 + 5 + 7 + 9 + . . . . + 13 = 49
Therefore, 49 is the sum of first 7 odd number
Step-by-step explanation:
Answered by
0
Answer:
69
Step-by-step explanation:
HERE IS YOUR ANSWER
7 FIRST ODD NUMBERS = 3+5+7+9+11+13+15
=63
PLZ MARK MY ANSWER AS BRAINLIEST PLZ PLZ PLZ
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