IrisSky IrisSky 12-07-2017 Mathematics contestada Which equation represents a linear function? Equation 1: y = 2x2 + 1 Equation 2: y = 8x + 1 Equation 3: y = 5x3 – 1 Equation 4: y2 = 4x – 1 A. Equation 1 B. Equation 2 C. Equation 3 D. Equation 4