Keputusan 4D Malaysia - Sports Toto, Magnum, Damacai (Kuda) - Dato 4D

power 4dMalaysia Live 4D Results for Magnum 4D, Sports ToTo, 4D88, DaMaCai 4D, Sarawak Cash Sweep & Sandakan 4D. Get inspired for your next buy. MY4DTwo lenses have power of (i) + 2 d (ii) -4D. What is the nature and focal length of each lens? b. An object is kept at a distance of 100 cm from lens of power -4D. Calculate the image distance.