braveone22 braveone22

20-06-2020
Mathematics

contestada

Use the x-intercept method to find all real solutions of the equation.
x^3- 7x2 + 7x + 15 = 0

a. X = -1, 3, or -5
b. x= 1, -3, or -5
c. X = -1, 3, or 5
d. X = 1, -3, or 5

Respuesta :

mayteavaloscx mayteavaloscx

20-06-2020

I believe it is C. X=-1,3,5

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