(1)Show that the relationship between the adjacency matrix A and the connection matrix C of a graph G with in vertices
(10marks)

For a school newspaper article, cienna conducted a survey to find out students’ favorite subjects. she polled all the students in mrs. lopez’s advanced dance class. why is her data likely to be skewed? honors dance students are more likely to enjoy dance than students in the general population, so dance may be overrepresented. cienna should have interviewed all the students in the school to get more accurate data. honors dance students are more likely to enjoy dance than students in the general population, so dance will be underrepresented. cienna should have interviewed only every other student in the class to avoid having too many people.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?