I really need someone to help me with this question ASAP.

a=2, b=-20

Step-by-step explanation:

4(2xsquared -5x+3)= 8xsquared -20x +12

Question is incomplete

Step-by-step explanation:

But the common properties of a parallelogram are:

1. Diagonals bisect at 90 degrees

2. Opposite angles are equal

3. Opposite sides are equal

4. Rotational symmetry of order 2

5. No lines of symmetry

6. Quadrilateral.

Hope this helps