Sequence A is the only one with a common difference (-6).
_____
Sequence D comes close, but its first difference is 5 while the others are 6. Hence there is no common difference.
Answer:
x ⥶ -3
Step-by-step explanation:
2x - 7 -3x ⥶ 10
-x + 7 ⥶ 10
-x ⥶10 - 7
-x ⥶ 3
The graph of a quadratic function does not cross the x-axis if the discriminant has negative value.
Answers:
C ) -25
D ) -7
Answer:
x=2
Step-by-step explanation:
