Ti Amo 龍が如く0を始めました 真島の兄さんがかっこいい 1 名無しのがるび (水) なんでや1位:真島吾朗2位:桐生一馬3位:冴島大河4位:秋山駿5位:峰喜孝6位:郷田龍司7位:錦山彰8位:ユキ9位:西谷誉10位:堂島大吾2 名無しのがるび The sum of inverse sines of both values is equal to 60 ∘ and it is expressed in mathematical form sin − 1 x sin − 1 2 x = π 3 The inverse trigonometric equation can be solved by applying the sum rule of inverse sine functions to obtain the value of x but it makes the simplification more complicated in this case 01Students please watch till end and subscribe かっこいい 真島 吾朗 髪型