6. An object is placed 30 cm from a mirror of focal length 15 cm. The object is 15 cm tall. Where is the image located? How tail is the image? (3 marks) 7. A 4.00-cm tail light bulb is placed a distance cf 40 cm from a concave mirror having a focal length of 13 cm. Determine the image distance and the image size. (Hint: first determine the di- and then use it to determine the hi.) {3 marks)