Answer
4. - x ^ 2 + 13x - 42 <= 0524211r
5. x ^ 2 - 11x - 42 < 0
16 - x ^ 2 + 9x - 8 <= 0
17. x^ 2 -11x+80<0
18. - x ^ 2 + 3x + 4 <= 0
19. x ^ 2 - 12x + 36 <= 0
20. 2x ^ 2 - 32x + 56 < 0
21. x ^ 2 - 10x - 96 < 0
Answer:
14 groups
Step-by-step explanation:
Given


Required
Determine the number of group in the week
To do this, we simply divide the duration by the number half day group.
This gives:


Convert week to days



Convert to multiplication



<em>Hence, there are 14 groups</em>
<h2><u>
PLEASE MARK BRAINLIEST!</u></h2>
Answer:
All these answers are correct. I triple - checked!
Step-by-step explanation:
In order from questions asked top - to - bottom:
First question:
Second question:
Third question:
Fourth question:
I hope this helps!
- sincerelynini
Answer:
His rate in chapters per hour is 8 chapters per hour
Step-by-step explanation:
If you divide 56 by 7 you get 8 also if you want to check to be sure you can just multiply 8 and 7 or 7 and 8
Answer:
x= -4
Step-by-step explanation:
distribute
combine like terms
subtract 4x from both sides
subtract 8 from both sides
divide both sides by -2