9th Standard English Medium Maths Subject Algebra Book Back 2 Mark Questions with Solution Part - I

9th Standard

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Maths

Time : 01:00:00 Hrs
Total Marks : 20

    2 Marks

    10 x 2 = 20
  1. Which of the following expressions are polynomials. If not give reason: x2(x-1)

  2. Which of the following expressions are polynomials. If not give reason: \(\frac { 1 }{ { x }^{ -2 } } +\frac { 1 }{ { x }^{ -1 } } +7\)

  3. Which of the following expressions are polynomials. If not give reason: \({ m }^{ 2 }-\sqrt [ 3 ]{ m } +7m-10\)

  4. Write the coefficient of xand x in each of the following polynomials \(6-{ 2x }^{ 2 }+3x^{ 3 }-\sqrt { 7 } x\)

  5. If f(x) = x2 - 4x + 3, find the values of f(1), f(-1), f(2), f(3). Also find the zeros of the polynomial f(x).

  6. Find the Zeros of the following polynomials. f(x) = 2x + 1

  7. Find the Zeros of the following polynomials. f(x) = 3x – 5

  8. Find the roots of the following polynomial equations: 5x – 3 = 0

  9. Find the value of the polynomial f (y) =  6y - 3y2 + 3 at y = -1

  10. Find the value of the polynomial f (y) =  6y - 3y2 + 3 at y = 0

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