krazyasiankate krazyasiankate

12-03-2021
Mathematics

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Please help me! Given (x+a)(x+b) = x^2+x-12, what is the value of a^2+b^2

Please help me Given xaxb x2x12 what is the value of a2b2 class=

Respuesta :

grecia07 grecia07

12-03-2021

(x + 4) (x - 3)
a = 4
b = -3

a^2 + b^2 = ...
= 4^2 + (-3)^2
= 16 + 9
= 25

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