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Coefficient of x² in 4x³ + 3x² - x + 1 is:

  • A.1
  • B.-1
  • C.3
  • D.2

Answer: C

Read off the number multiplying \( x^{2} \) in

\[ 4x^{3} + 3x^{2} - x + 1 \]

The coefficient is 3. The \( -1 \) belongs to \( x \) and the \( 4 \) to \( x^{3} \).

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