Question

Calculati sin 45 ° - sin 30° + tg 45°
Va rog dau coroana

Answer 1

sin 45°=√2/2
sin 30°=1/2
tg 45°=1
=>√2/2 - 1/2 + 1 = (√2-1+2)/2
                           = (√2+1)/2

Answer 2

sin 45°=√2/2
sin 30°=1/2
tg 45°=1
=>√2/2 - 1/2 + 1 = (√2-1+2)/2
= (√2+1)/2










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