SOLUTION: Given a>b>c>0, the function f(x)= x(x-a)(x+b)(x-c) is less than or equal to zero on the intervals 9 a. (-∞, -b), [0,a] and [c,∞) b (-∞,-b], [0,c] and [a,∞) c. [-b,0] a

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Question 1181602: Given a>b>c>0, the function f(x)= x(x-a)(x+b)(x-c) is less than or equal to zero on the intervals
9
a. (-∞, -b), [0,a] and [c,∞)
b (-∞,-b], [0,c] and [a,∞)
c. [-b,0] and [c,a]
d.[-a,-c] and [0,b]

Answer by MathLover1(20855)   (Show Source): You can put this solution on YOUR website!

, if


=> all solutions




so, all combinations are
,
,
,

or
,
,
,


Interval notation:
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your option: if
c. [,] and [,]



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