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Question

In the given problem, solve and graph.
Express answers in both inequality and interval notation.

x2+5xx30

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Solution

x2+5xx30

x(x+5)x30

x<-5

x=-5

-5<x<0

x=0

0<x<3

x=3

x>3

x

-

-

-

0

+

+

+

x+5

-

0

+

+

+

+

+

x-3

-

-

-

-

-

0

+

x(x+5)x3

-

0

+

0

-

undefined

+


5x0,x>3

Interval notation [5,0](3,)


1136192_427829_ans_53da8fea0c564b5f8aa39cf2b0c5412c.jpg

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