Question

1,3,5,7,..........
find the 23th term

Answer 1

Step-by-step explanation:

$\boxed{\huge{\fcolorbox{red}{black}{\pink{Answer}}} }$

1+3+5+7+…+23 then underneath write elements in reverse order.

23+21+19+17+…+1 You have 24 as a sum in each vertical column. Then multiply 24 by the number of elements which is 12. 12*24 = 288. Then divide by 2. Answer is 144.

FOLLOW ME PLS....