Question

8. Observe the following pattern.
1 = 12
1+2 = (1 + 2)2
1+2+3 = (1 + 2 + 3)?
1+2+3+4 = (1 + 2 + 3 + 4)?
+
Calculate the value of 1+2+3+4+5+6+7+ 8 by the above pattern.​

Answer 1

Answer:

1+4=5

Explanation:

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