lractice task 1
A. 1.always true
2. sometimes false ,6x²+8x
3. sometimes false,x² + 6x + 9
4. sometimes false ,x² - 24x +49
5.sometimes false, x² + 2x – 3​

b.
6. 6. X²
7. 7. -4m
8. 8. -2y
9. 9. 24b²
10. 10. 0.01