Question

3. Without actual calculations, find the following sums.
(i) 1 + 3 + 5 + 7 + 9 +11
(ii) 1+3+5+7+9+ 11 + 13 + 15 + 17 +19+21
(iii) 11 +13 + 15 +17 + 19 + 21 + 23 + 25 + 27 +29
(iv) 13 + 15 + 17 + 19 + 21 + 23
CCategorie lo​

Answer 1

Step-by-step explanation:

1. (6)² =36. calculate the number ,numbers are 6 then write the square of number

2. (11)²=121

3. (10)²=100

4. (6)²=36