व्यंजक (2x(5x-3)-3x(2x+1)) का सरल रूप क्या है?
What is the simplified form of (2x(5x-3)-3x(2x+1))?
Explanation opens after your attempt
A. \(4x^2-9x\)
Concept
Expanding gives \(10x^2-6x-6x^2-3x=4x^2-9x\). Do each multiplication separately.
Why this answer is correct
The correct answer is A. \(4x^2-9x\). Expanding gives \(10x^2-6x-6x^2-3x=4x^2-9x\). Do each multiplication separately.
Exam Tip
खोलने पर \(10x^2-6x-6x^2-3x=4x^2-9x\) मिलता है। हर गुणन को अलग से करें।
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