log((sin(5))^2)-3+pi等于多少?
问题描述：
log((sin(5))^2)-3+pi等于多少?
答
a=sin(5)=-0.95892427466313846889315440615599b=a^2=0.91953576453822622612943197391203c=lg(b)=-0.036431374593889429633032367759877d=c-3=-3.0364313745938894296330323677599e=d+pi=0.10516127899590380882961...