7th Standard English Medium Maths Subject Term 3 Algebra Book Back 2 Mark Questions with Solution Part - I

7th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10
  1. Using the identity (a + b)(a − b) = a2 −b2 , find the following product.
    (p + 2)(p − 2)

  2. Evaluate the following, using suitable identity.
    9982

  3. If a + b = 10 and ab = 18, find the value of a2 + b2.

  4. Solve the following inequations and represent the solution on the number line:
    k > −5, k is an integer.

  5. If x = a2 −1 and Y = 1−b2 , then find X + Y and factorize the same.

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