A) 2sin 2п\3 - ctg п\6= B) Sin56*Cos34*+Cos56*Sin34*=

Question

A)

2sin 2п\3 - ctg п\6=

B)

Sin56*Cos34*+Cos56*Sin34*=

Answer 1

B) sin(56*+34*)
    sin=90*=1