Complete the missing algebraic expression. Add the adjacent cells to get the value in row above.
4p + 1
In a Number Pyramid, we add the adjacent cells to get the value in row above.
Adding the adjacent cells in the bottom row i.e. 2nd cell and 3rd cell we get :
(2p) + (2p +1)
= 2p +2p + 1
= 4p + 1