y* - 4y2 =x4 -9x2 21. Find the slopes of the devil's curve at the four indicated points. y4- 4y2 x4-9x2 (3,2) (3,2) х -3 3 (3,-2) (-3, 2) The slope of the devil's curve at the point (-3, 2) is (Simplify your answer.) The slope of the devil's curve at the point (-3, -2) is (Simplify your answer.) The slope of the devil's curve at the point (3, 2) is (Simplify your answer.) The slope of the devil's curve at the point (3, - 2) is . (Simplify your answer.)

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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.