Question

plz solve , icse class 10 quadratic equations question .​

Answer 1

Answer:

Let x² - 3x be y

y² - 16y - 36 = 0

y² + 2y - 18y - 36 = 0

y(y + 2) -18(y + 2) = 0

(y + 2)(y - 18) = 0

Therefore y = -2,+18 = x² - 3x

I hope you can solve the rest.