Answer:
Step-by-step explanation:
A positive parabola is one that has a + sign out front or no sign at all (and the positive is understood). A positive parabola opens like a cup with a bottom. Therefore, the positive parabola has a min value. A negative parabola opens upside down, like a mountain with a peak. Therefore, the negative parabola has a max value.
Answer:
54
Step-by-step explanation:
x+2x+2x=5x
90/5=18
18*3=54
Answer:
74% is greater than 11/15
Step-by-step explanation:
Answer:
dont know
Step-by-step explanation:
Answer:
-0.5
Step-by-step explanation:
-4.7+4.2 = -0.5