Question

How to solve all this. Please help me

1.Selesaikan persamaan kuadratik berikut

x²-x=12
=?

2.Selesaikan persamaan kuadratik berikut

4x²-3=-11x
=?

3.Selesaikan persamaan kuadratik

4x²-2x=3(1-x)
=?

4.Selesaikan persamaan berikut

2(1-2x)=x²-2x-13
=?

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1) 24

explaination :

${x}^{2} - x = 12$

=x×x-=12

24answer