Which of the following options correctly writes an equation for a cosine function, based on the given graph? (1 point) Responses y=−cos(x) y eqauls negative cosine left parenthesis x right parenthesis y=cos(x)+1 y equals cosine left parenthesis x right parenthesis plus 1 y=−cos(x−1)+1 y equals negative cosine left parenthesis x minus 1 right parenthesis plus 1 y=−cos(x)+1

The correct equation for the cosine function based on the given graph is y = −cos(x) + 1.