Question

INTERNATIONAL OLYMPIAD OF MATHEMATICS
16. 10 and 40 then fourth number can be
15. The least common multiple of four numbers is 720. If three numbers a 75 b 144 c 80 d 54​

Answer 1

Answer:

if an object of 7 cm heght is placed at a distance of 12 cm from a convex lens of focal length 8 cm foind the position,nature and height of image

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