Lesson deck
AlgebraHigher
Factorising quadratics:Harder
For quadratics that start 2x squared or more: multiply the first number by the last, find the pair that adds to the middle and split the middle term in the grid. Then negatives, a common factor to take out first and an equation to solve.
A free GCSE Higher algebra lesson on factorising quadratics: harder, spec code A4. It has a lesson deck to teach from with a visualiser, a worksheet with answers, an exit ticket and an end of unit test.
Higher
Factorising quadratics:Harder
Exit ticket
Factorising quadratics:Harder
Test
Expanding, factorising and quadratics test:Higher
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