1) (2/3) ^6-5X = (3/2) ^4

2) x^2+5X=0

3) X-1 / 2 - 2X/3=2

Question

Математика

Гелзифа

24 декабря, 20:05

1) (2/3) ^6-5X = (3/2) ^4

2) x^2+5X=0

3) X-1 / 2 - 2X/3=2

+1

Ответы (1)

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Сорин · Answer 1

1) (2/3) ^6-5x = (3/2) ^4

6-5x=-4

-5x=-10

x=2

2) x^2+5x=0

x (x+5) = 0

x=0; x+5=0;

x=0

x=-5

3) x-1/2-2x/3=2

6x-3-4x=12

2x-3=12

2x=12+3

2x=15

x=15/2

x=7,5

1) (2/3) ^6-5X = (3/2) ^42) x^2+5X=03) X-1 / 2 - 2X/3=2

1) (2/3) ^6-5X = (3/2) ^4

2) x^2+5X=0

3) X-1 / 2 - 2X/3=2