Question
The length of a rectangular garden is one foot less than five times its width. The area is 18sl square feet. Find the width.
Answers
Damon
L = 5 w - 1
A = L w = (5w-1)w
A = 5 w^2 - w = 18 of whatever sl is
5 w - 1 w - 18 = 0
w = [ 1 +/- sqrt(1+360) ]/10
= [
A = L w = (5w-1)w
A = 5 w^2 - w = 18 of whatever sl is
5 w - 1 w - 18 = 0
w = [ 1 +/- sqrt(1+360) ]/10
= [
Damon
[ 1 +/- 19]/10
use
w = 2
then L = 9
use
w = 2
then L = 9