Question

solve the equation√x²-3x=4x²-12x-3​

Answer 1

Answer:

i) Given: √(x² - 3x) = 4x² - 12x - 3 = 4(x² - 3x) - 3

ii) Let x² - 3x = y;

So the given one reduces to: √y = 4y - 3

iii) Squaring both sides, y = 16y² + 9 - 24y

Rearranging and simplifying, 16y² - 25y + 9 = 0