Question

No 4 PAKE CARA INGAT PAKE CARA!!!

Answer 1

Sin 157 = sin (180-23) = sin23 = p
cos 113 = cos (90+23) = sin23 = -p , karena kuadran 2 jadinya =  -p

sin23 = p/1
de = p
mi = 1
sa = √1²-p² = √1-p²

tan203 = tan(180+23) = tan23 = de/sa = p/√1-p² = p(√1-p²) / √1-p²(√1-p²)
p√1-p² / 1-p²