Term 2 - Algebra Two Marks Questions

9th Standard

    Reg.No. :
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Maths

Time : 00:45:00 Hrs
Total Marks : 20
    10 x 2 = 20
  1. Expand the following using identities: (5x+4y)(5x-4y)

  2. Expand (a-b+c)2

  3. Expand (2x+3y+4z)2

  4. Find the product of (2x+3y+4z)(4x2+9y2+16z2-6xy-12yz-8zx)

  5. Evaluate 103-153+53

  6. Expand the following: (2x+3y+4z)2

  7. Find the expansion of the following: (5 + 4m)(4m + 4)(−5 + 4m)

  8. Expand: (2a+3b)3

  9. If \(a+\frac { 1 }{ a } \)=6, then find the value of \({ a }^{ 3 }+\frac { 1 }{ { a }^{ 3 } } \) .

  10. If \({ x }^{ 2 }+\frac { 1 }{ { x }^{ 2 } } \)=23, then find the value of \(x+\frac { 1 }{ x } \) and \({ x }^{ 3 }+\frac { 1 }{ { x }^{ 3 } } \) .

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