Express 81 as the sum of 9 odd number
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1
Step-by-step explanation:
1+3+7+9+11+13+15+17
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Answered by
0
Answer: let x be odd number
x+(x+2)+(x+4)+(x+6)+(x+8)+(x+10)+(x+12)+(x+14)+(x+16)=81
9x+72=81
9x=81-72
9x=9
x=1
1+3+5+7+9+11+13+15+17=81
Step-by-step explanation:
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