You replace x = 0, and do the calculations.
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Put the quadratic equation into standard form; identify the coefficients (a, b, c), replace them in the equation, do the calculations.
An expression is quadratic is the equation is in the form ax2 + bx + c. a, b, and c are all constants. They may be different or equal.
the graph for a quadratic equation ct5r
THERE ARE TWO TYPES OF QUADRATIC EQUATION1) complete quadratic equation2) incomplete quadratic equation
an equation has an equals sign.