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Theory

Substitute values

If e.g. the coefficients or variables in an algebraic expression are known, these values can be substituted into the expression. If

a = 2,

b = 5,

and

c = 12

in

a x^{2} + b x + c

it can, thus, be rewritten as follows.

2 x^{2} + 5 x + 12

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