How to show graphs never intersect [Simultaneous Equations + Discriminant]: A-Level tips (KS#4)

What to do in order to show graphs never intersect or there is no point of intersection?! Find out in under ten minutes! ⬇️👩🏼‍🏫 Simultaneous Equations Free Online A-Level Maths Course👩🏼‍🏫 ⬇️ https://courses.mathwithsophie.com/co... ⬇️📚Simultaneous Equations Free Online A-Level Maths eBook📚 ⬇️ https://indd.adobe.com/view/bd750b01-... Free A-Level maths tutorials, online courses and e-books. ___ C O U R S E S || http://www.courses.mathwithsophie.com W E B S I T E || http://www.mathwithsophie.com I N S T A G R A M ||   / math_with_s.  . F A C E B O O K ||   / mathwithsophie   ⏰timecodes⏰ 0:00 intro 0:41 example 1 1:14 two points of intersection-drawing a diagram 1:56 one point of intersection-drawing a diagram 2:55 substitution method to solve simultaneous equations 4:43 using the discriminant to find out how many points of intersection there are. 6:10 example 2 6:30 substitution method to solve simultaneous equations 7:01 using the discriminant to find out how many points of intersection there are. 7:43 example 3: a proof question 8:42 use the discriminant #simultaneousequations,#discriminant, #calculatingsimultaneousequations, #simultaneousequationsquestions,#simultaneousequationsexamples,#simultaneousequationseliminationmethod,#solvesimultaneousequations,#howtosolvesimultaneousequations,#elimination,#eliminationmethod,#simultaneousequation,#simequations,#systemofequations,#mathsrevision,#twolinear equations,systemsofequations,#systemoflinearequations #simultaneousequations,#calculatingsimultaneousequations,#quadraticsimultaneous equationssolver,#solvingsimultaneousequationsbygraphing,#simultaneouslinear equations,#simultaneousequationsquestions,#simultaneousequations examples,#quadraticsimultaneousequations,#quadraticsimultaneousequation,#solving onelinearandone quadraticsimultaneousequations,#onelinearandone quadratic,#simultaneousequationssubstitutionmethod