Respuesta:
x¹ = 11 ; x²= -13
Explicación paso a paso:
x²+ (x+1)2 = 145
x²+ 2x+2 = 145
x²+2x = 145-2
x²+2x = 143
x²+2x-143 = 0
x²+2x-11×13 = 0
(x-11) = 0 (x+13)=0
x = 11 ; x= -13
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Respuesta:
x¹ = 11 ; x²= -13
Explicación paso a paso:
x²+ (x+1)2 = 145
x²+ 2x+2 = 145
x²+2x = 145-2
x²+2x = 143
x²+2x-143 = 0
x²+2x-11×13 = 0
(x-11) = 0 (x+13)=0
x = 11 ; x= -13
ESPERO HABERTE AYUDADO :)