Answer:
Step-by-step explanation:
Given
Required
Solve
Equate to 0
Expand
Factorize
Factor out x - 7
Split
1 st expression is used in this
Answer: 3^2 = 1/9
3^0 = 1
3^1 = 3
3^3 = 27
V=1/3bh324=1/3(9)* h 324=3hh=324/3h=108
height is 108cm