How to Solve Piecewise Functions?

Answer

Piecewise functions are equations that are evaluated as to how the variable acts. To solve the problem, it is made into two or more separate equations and solved separately.
Q&A Related to "How to Solve Piecewise Functions?"
when x is not 2 you can just plug in points but its a linear upwards line going through the origin and the point (4,2) but when x =2 you just put a point at (2,2) Piecewise functions
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1. Identify common domain. Look for overlapping x-values of the piecewise functions. If the given functions do not have any common domain, you cannot multiply them. For example, if
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To solve piecewise functions 1st you evaluate the problem then solve for the
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x^2-1 is negative on the range of integration, so only the "x+1" piece of f is relevant. Plugging x^2-1 into f gives f(x^2-1) = (x^2-1) + 1 = x^2. So, the integral is just
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