Question

without adding find the sum of 1+3+5+7+9

Answer 1

Answer is 25 as without adding ..there are 5 numbers now 5×5 =25 ..that's how easy it is.. hope it help

Answer 2

heya dude
here is ur answer
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1+3+5+7+9= (5)²=25

firstly count the number of terms as there are 5 terms and then square it as(5)² and (5)²=25
so the answer is 25
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hope it will help u.