OCR MEI Core 1 3.16 Examples of Solving Hidden Quadratics / Quadratics in Disguise

preview_player
Показать описание


Рекомендации по теме
Комментарии
Автор

Can you use the discriminant for equations of degrees higher than 2 by using the 'disguised quadratic' (if it is) method to show if such equations have any real roots?

ArtKickers
Автор

for question 2 can't you just let a = x^2 and let a^2 = x^2 and solve that way so it's easier? same for question 3

gulpedits