Answer:
You need to post a picture.
Answer:
x^2 - 14x + 49
Step-by-step explanation:
(x - 7)(x - 7) = x^2 -7x - 7x + (7)(7)
We must divide the total height by the size of the blocks to work out how many are in the tower
22.5 / 1.5 = 15 blocks
0.07 x 11.2 = 0.784 -< Answer
The mean of the numbers is c. 67
