Question
The largest interval for which x12 – x9 + x4 – x + 1 > 0 is:
Answer: Option D
:
D
Use answer options to arrive at the answer at the earliest
Since the highest power of x is even (12) , it will always be greater than its negative counterpart (9), hence, irrespective of the value of x, the net value will be positive. Answer is option (d)
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:
D
Use answer options to arrive at the answer at the earliest
Since the highest power of x is even (12) , it will always be greater than its negative counterpart (9), hence, irrespective of the value of x, the net value will be positive. Answer is option (d)
Was this answer helpful ?
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