[" 110"0" अनुप्रयुत्त गणित-I(A) "],[" 7....

[" 110"0" अनुप्रयुत्त गणित-I(A) "],[" 7.सिद्ध करें "3hat i+5hat j+2hat k,2hat i-3hat j-5hat k" और "5hat i+2hat j-3hat k" एक समबाहु त्रिभुज की भुजायें हैं। "],[hline]

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