The original price of a hat was $20. And its price was marked down to $18 during the holiday. What was the percentage of discount for the hat during the holiday? ___ %

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Find the equation using the point (4,8)