no solutions → C
The 2 given lines are parallel and never intersect thus no solution
5,3..........................................
Answer:
The simplified expression is:

Step-by-step explanation:
Given the expression

solving the expression

∵
∵ 
∵ 
Therefore, the simplified expression is:

Answer:
amplitude = 2
Step-by-step explanation:
the amplitude is the distance from the x- axis(midline ) to the maximum value , that is
amplitude = 2