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Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes