Functions Question 139

Question: Numerical value of the expression $ | \ \frac{3x^{3}+1}{2x^{2}+2}\ | $ for $ x=-3 $ is

[Orissa JEE 2004; UPSEAT 2004]

Options:

A) 4

B) 2

C) 3

D) 0

Show Answer

Answer:

Correct Answer: A

Solution:

$ {{| \frac{3x^{3}+1}{2x^{2}+2} |}_{x=-3}}=| \frac{3(-27)+1}{2(9)+2} |=| \frac{-80}{20} |=4 $ .