A rectangular piece of land measures 20 feet by 15 feet. James created a cement sidewalk, x feet wide, to border a rectangular g
arden on all four sides as shown below.
If the garden has an area of 150 square feet, how wide is the sidewalk?
A
12.25 feet
B
6.12 feet
C
5 feet
D
2.5 feet
If the garden has an area of 150 square feet, how wide is the sidewalk?
A
12.25 feet
B
6.12 feet
C
5 feet
D
2.5 feet
2 answers:
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Answer:
123
Step-by-step explanation:
The given function is :
We need to find the value of f(9). It can be done by putting x = 9 in the above function as follows :
So, the value of f(9) is 123.