Please help me solve this problem

Determine the image distance d; for an object do = 9.100 cm from a diverging lens with radius of curvature R = 7.280 cm and index of refraction 1.650. Express your answer as a R positive quantity. object do Idi = cm What is the magnification m of the object? Be sure to insert the proper sign if needed. m =What is the magnication m of the object? Be sure to insert the proper sign if needed. What is the nature of the image? 0 inverted and smaller 0 upright and smaller 0 inverted and larger 0 upright and larger