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Question 6

If $x^3 - 12x - 16 = 0$ has x = -2 as a solution, then the equation has

  • A.x = -4 as a solution also
  • B.3 roots all different
  • C.3 roots with two equal and the third different
  • D.3 roots all equal
Objective

Question details

Exam body
UI
Subject
Mathematics
Year
2015/2016
Question no.
#6
Type
Objective
Previous · Q5if N3,000 yields N900 in x years simple interest at the rate of 10% per annum… Next · Q7 If $(4)^{2x - 2}$ = 243(2.3)^5, then x has the value

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