The diagram below shows a light plank balanced on two supports, A and B. Weights of 50 N, 25 N and 30N are placed on the plank as shown. X and Y are the normal reactions to the supports. X Y 50 N 25 N 30 N 5 cm 15 cm 15 cm 15 cm 20 cm 20 cm A B

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Chapter5: Exponential And Logarithmic Functions
Section5.5: Exponential And Logarithmic Models
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The diagram below shows a light plank balanced on two supports, A and B.
Weights of 50 N, 25 N and 30N are placed on the plank as shown. X and Y
are the normal reactions to the supports.
X
Y
50 N
25 N
30 N
5 cm
15 cm
15 cm
15 cm
20 cm
20 cm
A
B
Transcribed Image Text:The diagram below shows a light plank balanced on two supports, A and B. Weights of 50 N, 25 N and 30N are placed on the plank as shown. X and Y are the normal reactions to the supports. X Y 50 N 25 N 30 N 5 cm 15 cm 15 cm 15 cm 20 cm 20 cm A B
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