Answer:
That parabola hits (-5,0) and (9,0) so the x-intercepts are -5 and 9
Step-by-step explanation:
Use desmos its really helpful
Answer:
C
Step-by-step explanation:
The recommended daily intake of a nutrients supplement for a certain age group is 800 mg per day.
Actully supplements needs vary from person to person plus or minus 50 mg.
This means the minimum value is 800 - 50 = 750 mg per day and the maximum value is 800 + 50 = 850 mg per day.
Let x mg be a possible daily amount of nutrients supplement. Then

Subtract 800:

This inequality can be rewritten using absolute value notation as
Answer:
6
Step-by-step explanation:
3(4-2) distribute 3
12-6
6
Answer:
Step-by-step explanation:
- 4x + 1.3 = -7.9
- 4x = -7.9 - 1.3
- 4x = -9.2
- x = -9.2/4
- x = - 2.3