I need help on my math!!!!!!!
1 answer:
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Answer:
No; he did the survey incorrectly.
He surveyed 107 people, not 100.
Step-by-step explanation:
Draw a Venn diagram, when you are presented with information like this;
Presenting it in a Venn diagram would look like what is shown in the pic.
P.S. when drawing a Venn diagram, start with the information regarding individuals who fit in all categories and then work your way to the individuals who fit in just in one category.
Answer:
Step-by-step explanation:
Let , a reflection over the x-axis consists in the following operation:
If we know that and
, then the points translated over the x-axis are
and
, respectively. The most precise description of the shape is a rectangle for the following facts:
1) and
.
2) and
have the same x-component.
3) and
have the same x-component.
4) and
have the same y-component.
5) and
have the same y-component.
A representation of the shape is included below as attachment.
