anelog122106
anelog122106 anelog122106
  • 01-09-2021
  • Mathematics
contestada

Factor f(x) = x2 + 3x − 4.

Respuesta :

mhanifa
mhanifa mhanifa
  • 01-09-2021

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)
Answer Link

Otras preguntas

what is (-5)^5/(-5)^-6
F(x)=2x-4 G(x)=3x+1 What is h(x)=f(x)g(x)
What is eleven p.m plus six hours
What would the coordinates of the new image be? (View Picture)
Based on a Comcast​ survey, there is a 0.8 probability that a randomly selected adult will watch​ prime-time TV​ live, instead of​ online, on​ DVR, etc. Assume
Which statement about the Northeast is not true? A. New York is a popular tourist destination. B. All states in the Northeast are in New England. C. Pennsylvani
If A = (4, -5) and B = (7, -9), what is the length of AB ? A. 6 units B. 5 units C. 8 units D. 7 units
Select the correct answer. Fiona has to plot a histogram of the given data. 82, 83, 89, 67, 65, 88, 66, 69, 83, 81, 94, 68, 82, 69, 86, 83, 88, 62, 64, 93 Which
Who was the very first black president
Multiply. (5x + 4)(5x+4)