Worksheet: Prime Polynomials

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In this worksheet, we will practice verifying whether a quadratic expression is prime.

Q1:

Determine whether the following expression is prime or not: 𝑥+5𝑥+5. If it is not prime, give the expression in its factorized form.

  • APrime
  • BNot prime, (𝑥−1)(𝑥+5)
  • CNot prime, (𝑥+1)(𝑥+5)
  • DNot prime, (𝑥+1)(𝑥−5)
  • ENot prime, (𝑥−1)(𝑥−5)

Q2:

Determine whether the following expression is prime or not: 2𝑥−7𝑥−4. If it is not prime, give the expression in its factorized form.

  • ANot prime, (2𝑥+2)(𝑥−2)
  • BNot prime, (2𝑥−1)(𝑥+4)
  • CNot prime, (2𝑥+1)(𝑥−4)
  • DNot prime, (2𝑥−1)(𝑥−4)
  • EPrime

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