1. Use Difference of squares: a^2-b^2=(a+b)(a-b)
(x+k)(x-k)=0
2. Solve for x and k
x=+-k
k=+-x
X is the variable used in place of the building's height. I apologize if you can't read my hand writing very well.
Answer:
8 cm
Step-by-step explanation:
Answer:
Option 2
Step-by-step explanation:
6(a)-6(3)=6a-6×3=6(a-3)
260/500= 26/50= 13/25 is the answer to the question