1_ 0/4. ( if toss a coin twice, we won't have three results)
2_ 0/4
3_ 3/4
4_ 3/4
5 _ 1/4
6_ 1/4
good luck
Answer:

Step-by-step explanation:

Answer:
Step-by-step explanation:
3x² - 3x + 7 = 0
a = 3 ; b = -3 and c = 7
D = b² - 4ac = (-3)² - 4*3*7
D = 9 - 84 = - 75
D = 75i²
√D = √75i² = 
