1. 2
2.
3. 3
1. x(2x - 5) = 0
x = 0 lub 2x-5=0
2x=5
x=2,5
2. x( ½x - 7) = 0
x=0 lub ½x - 7=0
½x = 7
x=14
3. x(x - ⁹/₄) = 0
x=0 lub x-⁹/₄ = 0
x=⁹/₄
x=2¼
1
2x^2-5x=0
x(2x-5)=0
x=0 v 2x-5=0
x=5/2
2
1/2x^2-7x=0
x(1/2x-7)=0
x=0 v 1/2x-7=0
3
x^2-9/4x=0^3
x(x-9/4)=0
x=0 v x=9/4
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1. x(2x - 5) = 0
x = 0 lub 2x-5=0
2x=5
x=2,5
2. x( ½x - 7) = 0
x=0 lub ½x - 7=0
½x = 7
x=14
3. x(x - ⁹/₄) = 0
x=0 lub x-⁹/₄ = 0
x=⁹/₄
x=2¼
1
2x^2-5x=0
x(2x-5)=0
x=0 v 2x-5=0
x=5/2
2
1/2x^2-7x=0
x(1/2x-7)=0
x=0 v 1/2x-7=0
x=14
3
x^2-9/4x=0^3
x(x-9/4)=0
x=0 v x=9/4