Answer:
1. x=-3 x=1
2. x=-7/3 x=5/2
3.x=3/2 x=-2
4.x=3 x=8
5.x=5 x=2
Step-by-step explanation:
1. (determine the defined range)
(transform the expression)
1/x - x/3 - 2/3 =0
3-x²-2x =0
___________
3x
3-x²-2x=0
-x²+2x-3=0
x²+3x-x-3=0
x(x+3)-(x+3)=0
(x+3)(x+1)=0
x=-3, x=1
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Answers & Comments
Answer:
1. x=-3 x=1
2. x=-7/3 x=5/2
3.x=3/2 x=-2
4.x=3 x=8
5.x=5 x=2
Step-by-step explanation:
1. (determine the defined range)
(transform the expression)
1/x - x/3 - 2/3 =0
3-x²-2x =0
___________
3x
3-x²-2x=0
-x²+2x-3=0
x²+3x-x-3=0
x(x+3)-(x+3)=0
(x+3)(x+1)=0
x=-3, x=1