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1. निम्नलिखित व्यंजकों के गुणनखंड कीजिए
(i) a+8a+16 (ii) p - 10p+25 (iii)
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Answer:
1) a² + 8a + 16
= a² + 2×a× 4 + 4²
[(a+b)² = a² + b² + 2ab]
= (a + 4)²
2) p² – 10 p + 25
= p²- 2×p× 5 + 5²
[(a - b)²= a² + b² - 2ab]
= (p - 5)²
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