The fixed sides of an isosceles triangle are of length L = 8 cm. (See the figure.) L cm L cm If the sides slide outward at a speed of 7 cm/min, at what rate is the area enclosed by the triangle changing when 0 = 30°? (Use symbolic notation and fractions where needed.) cm2/min dA dt II

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

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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.