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Matrix School 1
Questions (3)
An astronomical telescope consists an objective of focal lenght 100cm and an eyepiece of focal lenght 8cm.
calculate the angular
2 answers
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in a recent survey of 400 students of noun, 100 were listed as smokers and 150 as chewers of gum, 75 were listed for both
3 answers
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An operation * is defined by the relation x*y = 5x + 3y - 4xy
Evaluate (3*2)*4
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Answers (1)
in a recent survey of 400 students of noun, 100 were listed as smokers and 150 as chewers of gum, 75 were listed for both smoking and chewers of gum. How many students are neither smokers nor gum chewers.
