1 answer
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f(x) 7 6- 5 4 3 2 1+ -3 -2 -1 -1 -2- 1 2 3 4 5 56 6 7 2
[0,5]
as x arrow to right -x,y arrow to right +;as x arrow to right +x,y arrow to right -x
(0,10) [0,8] (-x +x) (1,8)
as x arrow to the right -infinite, y arrow to the right - infinite; as x arrow to the right + infinite,y arrow to right + infinite
[1,9] [0,20] [0, infinite) (7,25) [10,135]