quadratic functions characteristics

mcqspedia.com has 5 Question/Answers about Topic quadratic functions characteristics

In quadratic function ax²+bx+c, condition for solving is

In quadratic function ax²+bx+c, condition for solving is
  • A. a is equal to zero
  • B. b is equal to zero
  • C. a cannot be equal to zero
  • D. c cannot be equal to zero
  • Correct Answer: Option C

‘concave up’ parabola point where it bottoms out is considered as

‘concave up’ parabola point where it bottoms out is considered as
  • A. left vertex
  • B. convex vertex
  • C. vertex of parabola
  • D. concave vertex
  • Correct Answer: Option C

In quadratic function, parabola will concave down if

In quadratic function, parabola will concave down if
  • A. c = -5
  • B. c = -2
  • C. b = -4
  • D. a = -2
  • Correct Answer: Option D

X coordinate of vertex is

X coordinate of vertex is
  • A. −b⁄2a
  • B. b⁄2a
  • C. −2a⁄b
  • D. 2a⁄b
  • Correct Answer: Option A

In quadratic function, parabola will concave up if

In quadratic function, parabola will concave up if
  • A. a = 0
  • B. a = 3
  • C. b = 3
  • D. b = 4
  • Correct Answer: Option B