Math, asked by gurdeepbuttachahal, 7 months ago

Q6.The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is ______. / ਲਗਾਤਾਰ ਟਾਂਕ ਸੰਖਿਆਵਾਂ 1, 3, 5, 7, 9, 11, 13 ਅਤੇ 15 ਦਾ ਜੋੜ_______ ਹੈ ? / क्रमिक विषम संख्याओं 1, 3, 5, 7, 9, 11, 13 और 15 का योग _____है ? *
81
64
49
36​

Answers

Answered by Anonymous
5

Answer:

64

Step-by-step explanation:

Answered by Anonymous
6

Given :-

  • First term = 1

  • Last term = 15

  • Number of terms = 8

To Find :-

  • Sum of given successive odd numbers

Solution :-

\longrightarrow  \:  \underline{ \boxed{\sf \orange{ S_n =  \frac{n}{2} \big(a + l \big) }}} \\  \\\longrightarrow  \: \sf S_n =  \frac{8}{2}(1 + 15) \\  \\\longrightarrow  \: \sf S_n =4 \times 16 \\  \\\longrightarrow  \:  \underline{ \boxed{\sf \red{ S_n =64}}}

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