[Video Solution] If \cos^2(10°)\cos(20°)\cos(40°)\cos(50°) \cos(70°) = α+\frac√316 \cos(10°), ... | ASPIRE STUDY
If \cos^2(10°)\cos(20°)\cos(40°)\cos(50°) \cos(70°) = α+\frac√316 \cos(10°), then 3α^-1 is equal to | Watch the step-by-step video solution for this NIMCET PYQ.