Question
Download Solution PDF AP இல் இருந்தால்
AP இல் இருந்தால்
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFபயன்படுத்தப்படும் சூத்திரம்:
a, b, c ஆகியவை AP இல் இருந்தால்
2b = a + c
கணக்கீடு:
கொடுக்கப்பட்டது,
⇒
⇒
⇒ 2(a + b)(b + c) = (a + c)(a + 2b + c)
⇒ 2ab + 2ac + 2b2 + 2bc = a2 + 2ab + 2ac + 2bc + c2
⇒ 2b2 = a2 + c2
எனவே, a 2 , b 2 , c 2 ஆகியவை AP இல் உள்ளன.
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