Solve this equation pleaseee

Evaluate cos2θ for cosθ = square root of 3/2

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done