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Asked by pritam | 7th Apr, 2010, 06:46: PM
Expert Answer:
Dear student,
1/p +1/q = 1/f
1/4 + 1/6 = 1/f
f = 2.4
Hope this helps.
topplearning.com
Answered by | 8th Apr, 2010, 12:16: PM
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