Question Number 113841 by deepraj123 last updated on 15/Sep/20
$$\mathrm{In}\:\mathrm{any}\:\bigtriangleup{ABC},\:\:{b}^{\mathrm{2}} \mathrm{sin}\:\mathrm{2}{C}+{c}^{\mathrm{2}} \mathrm{sin}\:\mathrm{2}{B}\:= \\ $$
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Question Number 113841 by deepraj123 last updated on 15/Sep/20 | ||
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$$\mathrm{In}\:\mathrm{any}\:\bigtriangleup{ABC},\:\:{b}^{\mathrm{2}} \mathrm{sin}\:\mathrm{2}{C}+{c}^{\mathrm{2}} \mathrm{sin}\:\mathrm{2}{B}\:= \\ $$ | ||