यदि (x=1), तो \(4x^3-6x^2+5x-7\) का मान क्या होगा?
If (x=1), what is the value of \(4x^3-6x^2+5x-7\)?
Explanation opens after your attempt
A. (-4)
Concept
Putting (x=1) gives (4-6+5-7=-4). Every positive power of (1) is (1).
Why this answer is correct
The correct answer is A. (-4). Putting (x=1) gives (4-6+5-7=-4). Every positive power of (1) is (1).
Exam Tip
(x=1) रखने पर (4-6+5-7=-4) मिलता है। (1) की हर धनात्मक घात (1) होती है।
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