qyc qyc
  • 25-06-2022
  • Mathematics
contestada

Need help with this math question (pic included)

Need help with this math question pic included class=

Respuesta :

jsimpson11000 jsimpson11000
  • 25-06-2022

Answer:

8

Step-by-step explanation:

If the only zero for this function is at x = - 4 it looks like this:

f(x)  = (x+4)(x+4)        =    x^2 +8x + 16         so j = 8

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xenia168
xenia168 xenia168
  • 25-06-2022

Answer:

Step-by-step explanation:

x² +jx +k = 0

If there is only one root ( - 4 ), then (x + 4)² = 0

or

x² + 8x + 16 = 0

j = 8 and k = 16

Answer Link

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