ExamPlay Dark Logo
दाखिल करना

JEE Advance - Mathematics (2000 - No. 27)

In a triangle $$ABC$$, $$2ac\,\sin {1 \over 2}\left( {A - B + C} \right) = $$
$${a^2} + {b^2} - {c^2}$$
$${c^2} + {a^2} - {b^2}$$
$${b^2} - {c^2} - {a^2}$$
$${c^2} - {a^2} - {b^2}$$

टिप्पणियाँ (0)

विज्ञापन