17 plz solve it fast
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Answer is 10cm behind the mirror.
F = -20 cm
u = -10 cm
1/f = 1/u + 1/v
-1/20 = -1/10 + 1/v
= 1/v = 1/20
v = 20 cm
F = -20 cm
u = -10 cm
1/f = 1/u + 1/v
-1/20 = -1/10 + 1/v
= 1/v = 1/20
v = 20 cm
ajmal64:
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