1.

1+3+5+7+_ up yo n terms is equal to

Answer»

Answer:

Step-by-step explanation:

          sum of  N ODD no.s = n²

     its formula u can even check as,

           1+3 = 4 =2²

            1+3+5 = 9 =3²

   and so on............

                     HOPE u GET it mate.................    



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