Do u need to factorise it ?
if you do then its 3 ( 3z^2 + 4z + 2)
hope this helps you
The percent of the 7th graders that are in favor of school uniforms is 42.857% which can be rounded as 42.9%.
The survey results show there are a total of 112 7th-grade students and from this total, the number of students that support school uniforms is 48.
Let's calculate the percentage 48 represents:
- x = 48 x 100 / 112
- x = 4800 / 112
- x = 42. 857
This means the percentage of 7th graders that support uniforms is 42.857% which can be rounded to
Learn more about percentage in: brainly.com/question/834969
Answer:
Total number of students = 10
Probability that all 4 in the group are boys =