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If x =3, y = 2 and z = 4 what is the value of...

Mathematics
WAEC 2007

If x =3, y = 2 and z = 4 what is the value of \(3x^{2}-2y+z\)

  • A. 17
  • B. 27
  • C. 35
  • D. 71
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Correct Answer: Option B
Explanation

3x\(^2\) - 2 y + z

= 3(3)\(^{2}\) - 2(2) + 4

= 27 - 4  +4 =27


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