Identify a leading coefficient and n (function degree) for each function y = 6x^4 - 4x^3 + 2x^2 -5x + 3 y= -4x^7 - 5x^5 + 3x^3 – 1 y= -x^6 + 4x^5 - 3x^2 + 4 y = -3x + 53

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Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.