1. Sketch the sine and cosine inverse functions and give the domain and range for each. Label each unit circle (+/-) and shade to show which quadrants are used for the inverse graphs for sine and cosine. Explain in words what you need to do to find the answers below. a) f(x) = sin¯' x b) f(x) = cos¯' x D = D = R = R = If the sine value is positive, look for If the cosine value is positive, look the positive angle in Q_. If the for the positive angle in Q _, If sine value is negative, look for the the cosine value is negative, look for angle in Q the angle in Q

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Vertices Of An Ellipse

In the study of the conic section of the geometry, An ellipse is a plane curve surrounding two focal points, or foci where the set of all locus of points in the plane has their sum of the distances to the two foci is constant. On the ellipse curve, it is the intersection point of the main axis. In an ellipse graph, the center of the axis is the midpoint of the line segment connecting the foci. The major axis is the line section that runs through the ellipse's foci, while the minor axis runs through the middle and is perpendicular to the major axis.. The ellipse has two endpoints on the major axis which are known as the vertices (in plural), vertex in the singular. The equation of the major axis is 2a, the equation of the minor is 2b and the distance between the major axis and minor axis is 2c. The semi-major axis has a length of a and the semi-minor axis has a length of b. The ellipse's vertices are determined by the elliptical orbit's equation and graph.