Suppose the polynomial function below represents the power generated by a wind turbine, where x represents the wind speed and y
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2x - 4y = 8 → -4y = -2x + 8 → y = - 2
We know the slope (m) = 4, need to find y-intercept (b)
y = 4x + b
- 2 = 4x + b
- 2 = 4(6) + b
3 - 2 = 24 + b
1 = 24 + b
-23 = b
Equation: y = 4x - 23
Answer: C