Is the trig function: even, odd, neither #y=cosx#?

Related questions

• What does sinusoidal mean?
• Given any sinusoidal equation, how do you identify the type of transformations that are made?
• How do you graph any sinusoidal graph?
• What does the coefficients A, B, C, and D to the graph #y=D \pm A \cos(B(x \pm C))#?
• What is the period, amplitude, and frequency for the graph #f(x) = 1 + 2 \sin(2(x + \pi))#?
• What is the period, amplitude, and frequency for #f(x)=3+3 cos (\frac{1}{2}(x-frac{\pi}{2}))#?
• How do you graph #y=2+3 \sin(2(x-1))#?
• How do you graph #y=2 cos(-x)+3#?
• How do you graph #y=3cos(4x)#?
• How do you graph #y=(cos2x)/2#?