4. Observe the following pattern and write the value of 1 + 3 + 5 + 7+9+11+
1 + 3 = 4 = 22
1 + 3 + 5 =9= 32
1 + 3 + 5 + 7 = 16 = 42
1 + 3 + 5+7 +9= 25 = 52
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1 + 3 + 5 + 7 + 9 + 11 = 36 = 62
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2
Answer:
36
Step-by-step explanation:
1+3 = 2² ( 2 terms ) = 4
1+3+5 = 3² ( 3 terms ) = 9
1+3+5+7 = 4² ( 4 terms ) = 16
1+3+5+7+9 = 5² ( 5 terms ) = 25
similarly,
1+3+5+7+9+11 = 6² ( 6 terms ) = 36
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