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ALGEBRA

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  • 7c^2 + 2c - 5 =(7c-5)(c+ 1)
    FALSE
    TRUE
  • One factor of x^3 +y^3 is
    (x-y)^3
    (x+y)^3
    (x+y)
    (x-y)
  • Expand (p+2)^2 = p^2+4p+4
    TRUE
    FALSE
  • (a–b)=3 and ab=5 then a^3 –b^3 = ____________
    62
    72
    18
    15
  • x^2+8x+15 =(x+3)(x+5)
    TRUE
    FALSE
  • Which is correct? (3a)^2 is equal to
    3a^2
    3^2 a
    6a^2
    9a^2
  • (p - 2)(p +1)(p - 4)= p^3 -5p^2+2p+8
    TRUE
    FALSE
  • The factors of x^2 –5x + 6 are (x–2)(x–p) then the value of p is
    -3
    5
    6
    3
  • (a^2 +b^2) - (a^2 - b^2) = a^2+4ab +b^2
    true
    false
  • (x+4) and (x–5) are the factors of ___________
    x^2+9x+20
    x^2-x-20
    x^2+x-20
    x^2-9x-20
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