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Black Advanced Problems in Mathematics
Exam
Black Advanced Problems in Mathematics
Subject
Mathematics
Chapter
Quadratic Equation

Black Advanced Problems in Mathematics · Mathematics · Quadratic Equation

The cubic polynomial with leading coefficient unity all whose roots...

The cubic polynomial with leading coefficient unity all whose roots are 3 units less than the roots of the equation x3−3x2−4x+12=0x^3 - 3x^2 - 4x + 12 = 0 is denoted as f(x)f(x), then f′(x)f'(x) is equal to:

Options

  1. A3x2−12x+53x^2 - 12x + 5
  2. B3x2+12x+53x^2 + 12x + 5
  3. C3x2+12x−53x^2 + 12x - 5
  4. D3x2−12x−53x^2 - 12x - 5.

Correct answer

B. 3x2+12x+53x^2 + 12x + 5

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