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Which equations define yy as a nonlinear function of xx? Select all that apply.\newlineMulti-select Choices:\newline(A) y=4x2+5x8y = 4x^2 + 5x - 8\newline(B) y=8+5xy = -8 + 5x\newline(C) y=x3+1y = x^3 + 1\newline(D) y=x92y = x - 9^2\newline(E) y=x3y = \sqrt{x} - 3\newline(F) y=x2y = x^2

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Q. Which equations define yy as a nonlinear function of xx? Select all that apply.\newlineMulti-select Choices:\newline(A) y=4x2+5x8y = 4x^2 + 5x - 8\newline(B) y=8+5xy = -8 + 5x\newline(C) y=x3+1y = x^3 + 1\newline(D) y=x92y = x - 9^2\newline(E) y=x3y = \sqrt{x} - 3\newline(F) y=x2y = x^2
  1. Analyze Equation (A): Step 11: Analyze equation (A) y=4x2+5x8y = 4x^2 + 5x - 8. Nonlinear functions include terms with exponents greater than 11. Here, x2x^2 is present.
  2. Analyze Equation (B): Step 22: Analyze equation (B) y=8+5xy = -8 + 5x. This is a linear equation because it can be rewritten as y=5x8y = 5x - 8, which is in the form y=mx+by = mx + b.
  3. Analyze Equation (C): Step 33: Analyze equation (C) y=x3+1y = x^3 + 1. The term x3x^3 makes this a nonlinear function, as the exponent is greater than 11.
  4. Analyze Equation (D): Step 44: Analyze equation (D) y=x92y = x - 9^2. This simplifies to y=x81y = x - 81, which is linear (y=x+by = x + b).
  5. Analyze Equation (E): Step 55: Analyze equation (E) y=x3y = \sqrt{x} - 3. The square root function is nonlinear.
  6. Analyze Equation (F): Step 66: Analyze equation (F) y=x2y = x^2. This is clearly a nonlinear function due to the x2x^2 term.

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