11th Class
Mathematics
Sample Paper
Mathematics Olympiad - Sample Paper-12
question_answer
If \[\frac{1}{\sqrt{b}+\sqrt{c}},\frac{1}{\sqrt{c}+\sqrt{a}},\frac{1}{\sqrt{a}+\sqrt{b}}\] are in A.P., then \[{{\pi }^{ax+1}},{{\pi }^{bx+1}},{{\pi }^{cx+1}},x\ne 0\]are in