The 'x' in x^2-7x-30=0 is 4.
I can’t really see please text it
Answer:
169 sections
Step-by-step explanation:
A couple wants to install hardwood into their bedroom. The wood is bought in 0.5×5 square foot pieces
The area of the 0.5×5 square foot pieces
Area= 0.5*5.
Area= 2.5 square feet
They have 422 square feet of floor on which to install the hardwood.
Number of sections to be purchased
= 422/2.5
= 168.8 sections
Approximately= 169 sections
The last option: In his recursive formula, he should have the term an−1 instead of −4 to get an=an−1−3.
-10 is the answer to the question above.