Answer:
f=-x^2/2-2
Step-by-step explanation:
9x- 7i > 3 (3x-7u)
9x- 7i > 9x-21u
9x-9x-7i > 21u
-7i > 21u
-i > 21u/3
-i > 3u
i < -3u
Answer:
The slope of a line perpendicular to this line is -1/3. The slope of a line parallel to this line would be 3.
Step-by-step explanation:
Perpendicular lines have opposite(sign) and reciprocal slopes.
Parallel lines have the same slope.
Answer:
40?
Step-by-step explanation:
multiply by 2 since 30/15=2
2x20=40
srry if wrong but
hope this helps
take care