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Question

The cubic equation x3−ax2+bx−8=0 has positive roots. Find the value of b? Statement A: a = 6 Statement B: a is minimum

A
If statement (A) alone is sufficient, but statement (B) is not
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B
If Statement (B) alone is sufficient but statement (A) is not
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C

If Both statements TOGETHER are sufficient, but neither statement ALONE is sufficient

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D
If Each statement ALONE is sufficient
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E
Statements (A) and (B) TOGETHER are not sufficient
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Solution

The correct option is D If Each statement ALONE is sufficientOption D is the correct answer. Check the video for the approach.

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