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-rw-r--r--3769/CH17/EX17.30/Ex17_30.sce12
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diff --git a/3769/CH17/EX17.30/Ex17_30.sce b/3769/CH17/EX17.30/Ex17_30.sce
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+clear
+//Given
+P1=6
+P2=-2.0
+
+//Calculation
+P=P1+P2
+f=1/P
+
+//Result
+printf("\n Focal length of the combination is %0.3f cm", f*10**2)
+printf("\n Power of the combinationis %0.3f D",P)