kamrynas12
kamrynas12 kamrynas12
  • 08-05-2018
  • Mathematics
contestada

What are the zeros of the polynomial function f(x)=x^2+5x+6

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wizard123
wizard123 wizard123
  • 08-05-2018
Find 2 numbers that multiply to 6 and add to 5.

3*2 = 6
3+2 = 5

x^2 + 5x+6 = (x+3)(x+2) = 0

Set each factor equal to zero.
x+3 = 0   ---->  x = -3
x+2 = 0 ----->  x = -2

Answer:
There are two zeros at -2 and -3.
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