Question

Solve the inequalities for:

| 2x² +5x - 2 | ≤ 5

Answer 1

Step-by-step explanation:

here

|2x^2+5x-2|<= 5

-5<= 2x^2+5x-2<= 5

-3<= 2x^2+5x<= 5

-3/2<= x^2 + 5x/ 2<= 5/2

√(-3/2)<= x+5x/2< = √(5/2)

√(-3/2)<= 7x/2<=√(5/2)

2/7√(-3/2)<= x <= 2/7√(5/2)

hope it helps ✌