randomperson574 randomperson574

08-03-2022
Mathematics

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Someone help!!
Set the function = 0, factor, and use the zero product property to find the zeros of the function.

f(x) = x2 + 7x - 60

Someone help Set the function 0 factor and use the zero product property to find the zeros of the function fx x2 7x 60 class=

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Аноним Аноним

08-03-2022

Answer:

-12; 5

Step-by-step explanation:

x^2 + 7x - 60 = 0

D = b^2 - 4ac

D = 7 * 7 + 60 * 4 * 1 = 289

sqrt(D) = sqrt(289) = 17

x₁ = (-b - √D) / 2a = (-7 - 17) / 2 = -24 / 2 = -12

x₂ = (-b + √D) / 2a = (-7 + 17) / 2 = 10 / 2 = 5

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