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Mathematics
Problem
The quadratic equation
x
2
−
15
x
+
36
=
0
x^{2}-15x+36=0
x
2
−
15
x
+
36
=
0
was obtained while calculating the width
x
x
x
(in metres) of a rectangular flower bed. If the width must be less than 6 m, which value of
x
x
x
satisfies the condition? a)
12
12
12
b)
3
3
3
c)
6
6
6
d)
4
4
4
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