Question

(iii) f(x) = x3 – 9x2 + 24x + 12​

Answer 1

Answer:

f(x) = x3 – 9x2 + 24x + 12. ∴ f'(x) = `d/dx(x^3 - 9x^2 + 24x + 12)`. = 3x2 – 9 x 2x + 24 x 1 + 0 = 3x2 – 18x + 24 = 3(x2 – 6x + 8) f