यदि (x=-2) हो, तो \(3x^3-2x^2+5x-1\) का मान क्या होगा?
If (x=-2), what is the value of \(3x^3-2x^2+5x-1\)?
Explanation opens after your attempt
A. (-43)
Concept
((-2)3) is negative and ((-2)2) is positive. The value is (3(-8)-2(4)+5(-2)-1=-43).
Why this answer is correct
The correct answer is A. (-43). ((-2)3) is negative and ((-2)2) is positive. The value is (3(-8)-2(4)+5(-2)-1=-43).
Exam Tip
((-2)3) ऋणात्मक और ((-2)2) धनात्मक होगा। मान (3(-8)-2(4)+5(-2)-1=-43) है।
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