Mathematics, 31.10.2019 05:31 mistymjoy
How many integers in the set {n ∈ z | 1 ≤ n ≤ 700} are divisible by 2 or 7?
Answers: 3
![\large\begin{array}{l}\\\\ \textsf{Therefore,}\\\\ \mathsf{\#\big[S\cap (A\cup B)\big]}\\\\ =\mathsf{\#\big[(S\cap A)\cup(S\cap B)\big]}\\\\ =\mathsf{\#(S\cap A)+\#(S\cap B)-\#\big[(S\cap A)\cap(S\cap B)\big]}\\\\ =\mathsf{350+100-50}\\\\ =\mathsf{450-50}\\\\ =\mathsf{400~elements.}\\\\\\ \textsf{There are 400 integers in S that are divisible by 2 or 7.} \end{array}](/tpl/images/0353/8578/6174e.png)
Another question on Mathematics
Mathematics, 21.06.2019 16:20
Find the slope of a line given the following two points
Answers: 1
Mathematics, 21.06.2019 17:10
The graph of g(x) is a translation of y = which equation represents g(x)?
Answers: 1
Mathematics, 21.06.2019 18:30
David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?
Answers: 1
Mathematics, 21.06.2019 20:00
Find the value of x. round the length to the nearest tenth
Answers: 1
You know the right answer?
How many integers in the set {n ∈ z | 1 ≤ n ≤ 700} are divisible by 2 or 7?...
Questions
History, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
History, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
History, 03.08.2019 13:50
Mathematics, 03.08.2019 13:50
History, 03.08.2019 13:50
