Westonci.ca makes finding answers easy, with a community of experts ready to provide you with the information you seek. Get quick and reliable solutions to your questions from a community of experienced experts on our platform. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

Factor f(x) = x2 + 3x − 4.

Sagot :

Answer:

  • (x - 1)(x + 4)

Step-by-step explanation:

Find zero's of function:

  • x² + 3x - 4 = 0
  • x = (-3 ± √(3² + 4*4))/2
  • x = (-3 ± √25)/2
  • x₁ = (-3 + 5)/2 = 1
  • x₂ = (-3 - 5)/2 = -4

The factors are:

  • x² + 3x - 4 = (x - 1)(x + 4)