cp208216 cp208216

01-05-2021
Mathematics

contestada

For what value of b will f(x)= x^2 + bx + 900 have -30 as its only zero? PLEASE HELP!!

Respuesta :

cyclix5 cyclix5

01-05-2021

Answer:

60

Step-by-step explanation:

If -30 is its only zero, than the factors are (x+30)(x+30) = [tex]x^2 + 60x + 900[/tex]

Than b = 60

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