Factor out cosx: cosx(sinx-2)=0
cosx=0 or sinx-2=0
cosx=0 or sinx=2
the largest value of sinx is 1, sinx will never be 2, so cosx=0, x=π/2 or 3π/2 are the two answers.
Answer:
Amplitude: 3
Period: 2π
Step-by-step explanation:
Answer:
its B
Step-by-step explanation:
Answer:
B. A one-to-one relation between x and y
Step-by-step explanation: