Question
रैखिक समीकरण निकाय $\lambda x+2 y+2 z=5$, $2 \lambda x+3 y+5 z=8$, $4 x+\lambda y+6 z=10$
for $\lambda=2 ; \mathrm{D}_{1} \neq 0$
Hence, no solution for $\lambda=2$
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$ =A \sqrt{\cos \theta \tan x-\sin \theta}+B \sqrt{\cos \theta-\sin \theta \cot x}+C,$
जहाँ $\mathrm{C}$ समाकलन अचर है, तो $\mathrm{AB}$ बराबर है