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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

If (x^2 + 2x + 7)/(2x + 3) < 6, x ∈ R then:

If x2+2x+72x+3<6,x∈R\frac{x^2 + 2x + 7}{2x + 3} < 6, x \in R then:

Options

  1. Ax∈(−∞,−32)∪(11,∞)x \in (-\infty, -\frac{3}{2}) \cup (11, \infty)
  2. Bx∈(−∞,−1)∪(11,∞)x \in (-\infty, -1) \cup (11, \infty)
  3. Cx∈(−32,−1)x \in (-\frac{3}{2}, -1)
  4. Dx∈(−∞,−32)∪(−1,11)x \in (-\infty, -\frac{3}{2}) \cup (-1, 11).

Correct answer

D. x∈(−∞,−32)∪(−1,11)x \in (-\infty, -\frac{3}{2}) \cup (-1, 11).

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