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[" fog and gof."],[" If "f:(-pi/2,pi/2)r...

[" fog and gof."],[" If "f:(-pi/2,pi/2)rarr R" and "g:[-1,1]rarr R" be defined as "f(x)=tan x" and "g(x)=sqrt(1-x)],[" respectively.Describe fog and gof "]

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