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Is there a pattern in the plane that has symmetry of scale but no rigid symmetries? If so, describe this pattern in detail. If not, why.? Calculus 2.. please anyone can help with First Question Only? What is the domain of f/g if f(x)=x+8, and g(x)=x-3? is it (negative infinity, 3) union (3, positive infinity)? 10 POINTS!! Calculate the wavelength (nm) of the electron having the kinetic energy ( K.E=1/2mv^2) of the above transition 434 nm.? Should I see an endocrinologist if I have a pituitary tumor?