[الشيمآء]

السلآم عليكم .،

حساسة ~
y
1: a: increasing on ( 0 , 2/9 )
decreasing on ( - infinity , 0 ) U ( 2/9 , infinity )
b: local maximum at ( 2/9 , 4/2493 )
local minimum at ( 0 , 0 )
c: there is no solution

2: a: C
b: absolute maximum at x = 1/5, and no absolute minimum

3: a: local maximum at ( 0 , 0 )
local minimum at [ -(3/2)^1/2 , - 9/4 ] , [ (3/2)^1/2 , - 9/4 ]
y
( - جذر ( 3 على 2 ) ، - 9 على 4 ) ، ( جذر ( 3 على 2 ) ، - 9 على 4 )
y
b: the function has inflection points at ( 1 , -2 ) , ( 1 , -2 )

4:


5: y'' = 3x^2 - 2

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