Answer:
P(A/B)=1.3
Step-by-step explanation:
P(0.40/0.30)=1.3
a. 90
b. -6. 5
c. 40
d. 25.2
e. 1.8
cotθ = cosθ/sinθ = 2/3
sinθ = 3/√(2²+3²) = 3/√13
cscθ = 1/sinθ = √13/3