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Class 10MathematicsPolynomialsGeometrical meaning of the zeroes of a polynomial.MediumLevel 23
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A quadratic graph does not cut the (x)-axis and its vertex is above the (x)-axis. What is the number of real zeroes?

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Answer and explanation

Correct answer: Zero

The graph does not meet the (x)-axis, so there is no real zero. Tip: the vertex position can help judge intersections.

Related tags

Quadratic Vertex No Zero

Frequently asked questions

What is the correct answer to this question?

Zero

Why is this the correct answer?

The graph does not meet the (x)-axis, so there is no real zero. Tip: the vertex position can help judge intersections.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Geometrical meaning of the zeroes of a polynomial..

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10 more MCQs
  1. 1What does a zero of a polynomial (p(x)) represent geometrically?
  2. 2If the graph of a polynomial cuts the x-axis at x = 3, what is its zero?
  3. 3If a graph cuts the (x)-axis at ((-2,0)) and ((4,0)), what are the zeroes of the polynomial?
  4. 4If the graph of a linear polynomial cuts the (x)-axis only once, how many zeroes will it have?
  5. 5From which point can the zero of a polynomial be directly found?
  6. 6If the graph of a polynomial neither cuts nor touches the (x)-axis, how many real zeroes does it have?
  7. 7If a parabola cuts the (x)-axis at two distinct points, how many zeroes does the quadratic polynomial have?
  8. 8If a parabola only touches the (x)-axis and does not cut it, how many real zeroes does the quadratic polynomial have?
  9. 9If a parabola lies completely above the (x)-axis, how many real zeroes does the quadratic polynomial have?
  10. 10Which points on the graph indicate the zeros (roots) of a polynomial \\(p(x)\\)?
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