Respuesta:
1) 2X²-5=67
2X²= 67 +5
2X²=72
X²=36
X=+6
X =-6
X=6
3) (X+2)²=16
X+2=+4
X+2=-4
X+2=4
X=-6
X=2
4) 3.(X+1)²=147
(X+1)²=49
X+1=+7
X+1=-7
X+1=7
X=-8
5)(2X +1)³=-125
(2X+1)³=(-5)³
2X-1=-5
2X=-5+1
2X = -4
X=-2
Explicación paso a paso:
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Verified answer
Respuesta:
1) 2X²-5=67
2X²= 67 +5
2X²=72
X²=36
X=+6
X =-6
X=6
3) (X+2)²=16
X+2=+4
X+2=-4
X+2=4
X=-6
X=2
4) 3.(X+1)²=147
(X+1)²=49
X+1=+7
X+1=-7
X+1=7
X=-8
X=6
5)(2X +1)³=-125
(2X+1)³=(-5)³
2X-1=-5
2X=-5+1
2X = -4
X=-2
Explicación paso a paso:
ojalá te sirva, ya me dio pereza