each 73. f(x) = 2x² - 4x + 1 and g (x) = 5x² + 8x +3 1x2 7r+ 3 and g(x) = 4x² + 2x - 1

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A: Given n=200, p=0.25 (46)  x =np    =200×0.25    =50∴x =50 (47) σ=np1-p  =2000.251-0.25 =6004  =6.12

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