103. Power Produced by a Windmill When the wind blows with speed v km/h, a windmill with blade length 150 cm generates P watts (W) of power according to the formula P = 15.6 v³. (a) How fast would the wind have to blow to generate 10,000 W of power? (b) How fast would the wind have to blow to generate 50,000 W of power?

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.