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20-03-2017
Mathematics

contestada

Which of the following is a solution to the equation 0=x^2-8x-13

A. 4+√29
B. 4+√3
C. 8+√29
D. 8+√3

Respuesta :

Аноним Аноним

20-03-2017

I would say "c".
Two solutions were found :
x =(8-√116)/2=4-√ 29 = -1.385
x =(8+√116)/2=4+√ 29 = 9.385

Answer Link

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