Question

Vaaa roggggg repedeeeee​

Answer 1

Răspuns:

Explicație pas cu pas:

2. |x+1| + |x-3| = 0

|x+1| = 0 ; x = -1

|x-3| = 0 ; x= 3

3. |2x-3| <=1

2x-3 <=1

2x <= 4

x <= 2

3-2x <= 1

2 <= 2

x <= 1

1<= x <= 2

4.

12^2 = 144 = 2*72

16^2 = 256 = 2*128

72 + 28 = 100 = 10*10