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CH 8 vocab
vocab
6
Mathematics
8th Grade
03/21/2013

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Term
a process used to form a perfect square trinomial. To complete the square of x2 + bx, add (b/2)2
Definition
completing the square
Term
the discriminant of the quadreatic equation ax2+bx+c=0 is b2-4ac
Definition
discriminant
Term
a system in which at least one of the equations is nonlinear
Definition
nonlinear system of equations
Term
an equation that can be written in the form ax2+bx+c=0, where a.b. and c are real numbers and a≠0
Definition
quadratic equation
Term
an equation that can be written in the form f(x)=ax2+bx+c, where a, b, and c are real numbers and a≠0
Definition
quadratic function
Term

the formula x=-b±√b2-4ac

             2a

which gives solutions, or roots of equations in the form ax2+bx+c=0, where a≠0

Definition
qudratic formula
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