Question

Express the following squares as sum of the odd numbers. One has been done for you

1. 25=5²= 1+3+5+7+9
2. 64=8²=
3. 81=9²=
4. 121=11²
5.n²=


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Answer 1

Answer:

64 = 1+3+5+7+9+11+13+15

81 = 1+3+5+7+9+11+13+15+17

121 = 1+3+5+7+9+11+13+15+17+19+21

n² = 1+3+5.... 2n-1

HOPE THIS HELPS

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Answer 2

Answer:

2. 64= 1+3+5+7+9+11+13+15

4. 81= 1+3+5+7+9+11+13+15+17

5. n²= 2n-1

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