\(12a^2-7a-10\) के गुणनखंड कौन से हैं?
What are the factors of \(12a^2-7a-10\)?
Explanation opens after your attempt
D. ((4a-5)(3a+2))
Concept
Expanding ((4a-5)(3a+2)) gives \(12a^2+8a-15a-10\). Exam tip: add opposite-signed terms carefully.
Why this answer is correct
The correct answer is D. ((4a-5)(3a+2)). Expanding ((4a-5)(3a+2)) gives \(12a^2+8a-15a-10\). Exam tip: add opposite-signed terms carefully.
Exam Tip
((4a-5)(3a+2)) फैलाने पर \(12a^2+8a-15a-10\) मिलता है। परीक्षा में विपरीत चिन्हों वाले पदों का योग ध्यान से करें।
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