设a为锐角,若cos(a+π⼀6)=3⼀5,则sin(a-π⼀12)=

设a为锐角,若cos(a+π/6)=3/5,则sin(a-π/12)=
2025-03-24 10:03:30
推荐回答(3个)
回答1:

回答2:

回答3:

sin(a-π/12)=√2/10