समीकरण ((2x-1)2=3x+5) का मानक रूप कौन-सा है?
What is the standard form of ((2x-1)2=3x+5)?
Explanation opens after your attempt
A. \(4x^2-7x-4=0\)
Concept
Here ((2x-1)2=4x-2-4x+1), and bringing all terms to one side gives \(4x^2-7x-4=0\). Apply the square identity and signs carefully.
Why this answer is correct
The correct answer is A. \(4x^2-7x-4=0\). Here ((2x-1)2=4x-2-4x+1), and bringing all terms to one side gives \(4x^2-7x-4=0\). Apply the square identity and signs carefully.
Exam Tip
((2x-1)2=4x-2-4x+1) है और सभी पद एक ओर लाने पर \(4x^2-7x-4=0\) मिलता है। वर्ग सूत्र और चिन्ह दोनों ध्यान से लगाएं।
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