Q: The real root of x³ + x² + 3 x + 4 = 0 correct to four decimal places, obtained using Newton–Raphson method is
(a)−1.3334
(b)1.3221
(c)−1.2229
(d)1.2929
Correct Answer: (c)
The correct answer is (b) '1.3221'. This question from the Science & Technology domain tests knowledge of Physics.