Which of the following graphs represent the function- f(x) = x4 + x3- 2x2

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Which of the following graphs represent the function- f(x) = x $^{4}$ + x $^{3}$ - 2x $^{2}$

Answer: Option D
:
D
Shortcut- Go by elimination
At x=1, f(x)=0, option (b) and option (d) are eliminated

At x= -1, f(x)= -2.

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