यदि (t=-1), तो \(2t^3-3t^2+4t+6\) का मान क्या होगा?

If (t=-1), what is the value of \(2t^3-3t^2+4t+6\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (-3)

Step 1

Concept

Substitution gives (-2-3-4+6=-3). An odd power of a negative number remains negative.

Step 2

Why this answer is correct

The correct answer is A. (-3). Substitution gives (-2-3-4+6=-3). An odd power of a negative number remains negative.

Step 3

Exam Tip

मान रखने पर (-2-3-4+6=-3) मिलता है। ऋणात्मक संख्या की विषम घात ऋणात्मक रहती है।

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Mathematics Answer, Explanation and Revision Hints

यदि (t=-1), तो \(2t^3-3t^2+4t+6\) का मान क्या होगा? / If (t=-1), what is the value of \(2t^3-3t^2+4t+6\)?

Correct Answer: A. (-3). Explanation: मान रखने पर (-2-3-4+6=-3) मिलता है। ऋणात्मक संख्या की विषम घात ऋणात्मक रहती है। / Substitution gives (-2-3-4+6=-3). An odd power of a negative number remains negative.

Which concept should I revise for this Mathematics MCQ?

Substitution gives (-2-3-4+6=-3). An odd power of a negative number remains negative.

What exam hint can help solve this Mathematics question?

मान रखने पर (-2-3-4+6=-3) मिलता है। ऋणात्मक संख्या की विषम घात ऋणात्मक रहती है।