Answer:
3(8-x)
Step-by-step explanation
6х2 – 3х + 12 = ?
= 12-3x+12
=24-3x
=3(8-x)
2.5
Step-by-step explanation:
30/12=2.5
33.
x^2 - 7x + 4.
The discriminant of the above
= b^2 - 4ac
= (-7)^2 - 4*1*4
= 49 - 16
= 33.
Answer:9+10=21
