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- Quadratic Functions

Still Confused?

Try reviewing these fundamentals first.

Still Confused?

Try reviewing these fundamentals first.

Nope, I got it.

That's that last lesson.

Start now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started Now- Intro Lesson5:52
- Lesson: 1a1:45
- Lesson: 1b1:20

In this lesson, we will be doing trinomial factoring to find all possible answers for the unknowns in the term in the middle of the polynomials. By doing so, we will need to reverse the process of FOIL so that we can convert the trinomials into two binomials.

Related concepts: Factor by taking out the greatest common factor, Factor by grouping, Factoring difference of squares: $x^2 - y^2$, Factoring trinomials,

- IntroductionFOIL method:

i) What is the FOIL method?

ii) How to use it? - 1.Find four examples of k:a)${x^2+kx-8}$b)${x^2+kx+6}$

19.

Quadratic Functions

19.1

Factorise by taking out the greatest common factor

19.2

Factorise by grouping

19.3

Factorising perfect square trinomials: $(a + b)^2 = a^2 + 2ab + b^2$ or $(a - b)^2 = a^2 - 2ab + b^2$

19.4

Factorising difference of squares: $x^2 - y^2$

19.5

Factorising trinomials

19.6

Solving polynomials with unknown coefficients

19.7

Solving polynomials with unknown constant terms

19.8

Properties and graphs of quadratic functions

We have over 1510 practice questions in GCE N(A)-Level Maths for you to master.

Get Started Now19.1

Factorise by taking out the greatest common factor

19.2

Factorise by grouping

19.3

Factorising perfect square trinomials: $(a + b)^2 = a^2 + 2ab + b^2$ or $(a - b)^2 = a^2 - 2ab + b^2$

19.4

Factorising difference of squares: $x^2 - y^2$

19.5

Factorising trinomials

19.6

Solving polynomials with unknown coefficients

19.7

Solving polynomials with unknown constant terms

19.8

Properties and graphs of quadratic functions