Mathematics for IGCSE & O level - Equations (Section 4 - No. 17)
What are the key elements needed when using the quadratic formula to solve an equation?
The coefficients a, b, and c of the quadratic equation.
The constant term of the equation.
The x-intercept of the equation.
The degree of the equation.
Explanation
The coefficients a, b, and c are all required by the formula. The constant term and x-intercept are also important.
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