Important Questions of Polynomials Mathematics | Zigya

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281. The factors of y2 - 5y + 6 are
  • (y - 2) (y - 3)
  • (y + 2) (y + 3)
  • (y - 2) (y + 3)
  • (y - 2) (y + 3)
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282. The factors of bx2 + 17x + 5 are
  • 3x + 1) (2x + 5) 
  • (3x - 1) (2x - 5)
  • (3x + 1) (2x - 5)
  • (3x + 1) (2x - 5)
141 Views

283.  If a + b = 1, then the value of a3 + b3 + 3ab is
  • 1

  • -1

  • 2

  • 2

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284.  If a + b + c = 5 and ab + bc + ca = 10, then the value of a3 + b3 + c3 - 3abc is
  • 25

  • -25

  • 10

  • 10

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285. If 2(a2 + b2) = (a + b)2, then
  • a = 2b
  • b = 2a
  • a = b
  • a = b
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286. x3 + 8y3 + 62y + 12xy2 is
  • (x + 2y)3
  • (2x + y)3
  • (x + y)3
  • (x + y)3
125 Views

287. 4a2 + 9b2 + c2+ 12ab + 4ac + 6be is
  • (2a + 3b + c)2
  • (a + 2b + 3c)2
  • (2a + b + 3c)2
  • (2a + b + 3c)2
120 Views

288.  If x2 + kx + 6 = (x + 2) (x + 3) for all x, the value of k is
  • 1

  • -1

  • 5

  • 5

103 Views

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289.  Zero of the zero polynomial is:
  • 0

  • 1

  • Any real number
  • Any real number
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290. When p(x) is divided by ax - b then the remainder is:
  • p(a + b)

  • straight p open parentheses negative straight b over straight a close parentheses
  • straight p open parentheses straight a over straight b close parentheses
  • straight p open parentheses straight a over straight b close parentheses
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