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  • The value of digit 6 in the number 6175(base 8) is 6 x 8^M. What is M?
    3
  • Express 30y^2 - 3y - 6 in simplest form
    3(2y -1)(5y + 2)
  • Given (4x + 3) / 7 = x - 3, calculate the value of x
    8
  • Round off 44550 to 3 significant figures
    44600