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1. (20 marks, Sec. 1.3) Let f and g be linear functions with equations f(x) mi+b and g(r)mb (a) Is the composition f o g a linear function? If so, what is the slope and y-intercept of its graph? (bIs the product f g a linear function? If not, what type of function is it? What are the r-intercepts?

how do I find the x intercepts in part b?

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