5x -6 if -7<まく-1 if - 1Sa< 2 2くrく6 1. Determine cach of the following values for the function f(a) = -6r -8 4x - 1 if (a) /(-2) = (b) /(1) = (c) /(2) = (d) S(5)

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A:

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A: To find the value of x

Q: Solve them

A: (a)

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A:

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A:

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A:

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.