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What will be the complete factorised form of (5a^3-20a^2b+20ab^2)?(5a^3-20a^2b+20ab^2) का पूर्ण गुणनखंड रूप क्या होगा?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (5a(a-2b)^2)सही रूप
First take out (5a), and the remaining (a^2-4ab+4b^2=(a-2b)^2). In exams look for a perfect square inside the bracket.पहले (5a) निकालें और शेष (a^2-4ab+4b^2=(a-2b)^2) है। परीक्षा में कोष्ठक के अंदर पूर्ण वर्ग देखें।
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