Answer:
a.x²-2x+1 b.x²-4x+6 c.x²-4 d.x²+9
Step-by-step explanation:
3x +3 1. x2+3x-2 x2-4 x2-2x+4 + x2-4 *2+3x+2 2. *2-2x+1 *2-2x+1
Answer:
-5x^2 + 2x + 5 = 0
Step-by-step explanation:
-2x = -5x^2 + 5, ax^2 + bx + c = 0
2x - 2x = -5x^2 + 5 + 2x
0 = -5x^2 + 5 + 2x
rearrange
-5x^2 + 2x + 5 = 0
sana tama
