A-Math – Quadratic Eqn

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Additional Math – Quadratic Equations – Find p when one root is equal or reciprocal to the other

Formula for Sum and Product of Roots Sum of Roots:    Product of Roots: $latex \displaystyle \alpha +\beta =-\frac{b}{a}$    [...]

By |2018-02-11T11:47:27+08:00February 11th, 2018|A-Math - Quadratic Eqn|

Additional Math – Quadratic Equations – Find the Equation with roots alpha & 4 alpha

i) Find the Sum and Product of Roots Use the formula:  Sum of roots = $latex \displaystyle -\frac{b}{a}$ and Product [...]

By |2018-01-31T10:53:28+08:00January 31st, 2018|A-Math - Quadratic Eqn, Textbook - Additional Math 360|

Additional Math – Quadratic Equation – Show the Equation has Real and Equal Roots.

If an equation is real and distinct, you need to show that the discriminant b2-4ac  is greater than 0 (positive) for [...]

By |2017-12-28T10:34:44+08:00September 18th, 2017|A-Math - Quadratic Eqn|

Additional Math -Quadratic Equation – Application Question About Negative Discriminant

Step 1: Substitute  a = -2 and simplify the quadratic equation.2.5 = -2t2+3t+10= -2t2+3t+1-2.5-2t2+3t-1.5=0Step 2: Find the discriminant of the [...]

By |2017-11-17T07:39:40+08:00June 17th, 2017|A-Math - Quadratic Eqn|
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