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Vaselesa [24]
3 years ago
8

What is the difference between AuB and AnB in a venn diagram??

Mathematics
1 answer:
Arte-miy333 [17]3 years ago
7 0
A∪B includes both of the two venn diagrams entirely.
A∩B includes only the intersection of the two venn diagrams.
You might be interested in
Complete the square to make a perfect square trinomial. Then, write the result as a binomial squared. x2+3/2x
denis23 [38]

Answer:

The added term needed for that expression to be a square is 9/16.

Step-by-step explanation:

We're provided with two terms, and asked to add an additional term to make this a perfect square.  For this to work, the term needs to be a scalar value that is the square of half the coefficient of the second term.

That coefficient is 3/2, so half of that is 3/4, and its square is 9/16.

If we tack that on the end then, we get:

x^2 + \frac{3x}{2} + \frac{9}{16}\\=(x + \frac{3}{4})^2

To confirm the answer, let's expand it and see if we get the original expression:

(x + \frac{3}{4})^2\\= (x + \frac{3}{4})(x + \frac{3}{4})\\= x^1 + \frac{3x}{4} + \frac{3x}{4} + \frac{9}{16}\\= x^2 + \frac{6x}{4} + \frac{9}{16}\\=x^2 + \frac{3x}{2} + \frac{9}{16}

So 9/16ths is the scalar that needs to be added on the end.

4 0
3 years ago
What is -7/9 x -2/3 in simplest form
Artyom0805 [142]

Answer:

the answer is 14/27

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y <
shepuryov [24]

Answer:

See explanation

Step-by-step explanation:

You have to graph the system of inequalities presented as

\left\{\begin{array}{l}y

Part A:

1. Draw a dotted line y=4x-2 (dotted because the sign < is without notion "or equal to"). Select one of two regions by substituting the coordinates of origin into inequality:

0

Since this inequlity is false, the origin doesn't belong to the shaded region, so you have to shade that part which doesn't contain origin (red part in attached diagram).

2. Draw a solid line y=-\frac{5}{2}x-2 (solid because the sign ≥ is with notion "or equal to"). Select one of two regions by substituting the coordinates of origin into inequality:

0\ge -\frac{5}{2}\cdot 0-2\\ \\0\ge -2

Since this inequlity is true, the origin belongs to the shaded region, so you have to shade that part which contains origin (blue part in attached diagram).

The intersection of these two regions is the solution area.

Part B:

Plot point (-2,-2). Since this point doesn't belong to the solution area, this is not a solution of the system of two inequalities. You can check it mathematically - substitute x=-2 and y=-2 into the system:

\left\{\begin{array}{l}-2

Both inequalities are false, so (-2,-2) doesn't belong to the solution area.

3 0
3 years ago
Need answered as fast as possible!
Tems11 [23]
Answer is : 2^(7/6) x^(5/3) y^(1/6)

See attachment file below.
Follow the steps...

Hope it helped!

3 0
3 years ago
You are rolling two dice. When the two numbers (1-6) come up, you multiply the numbers
Tasya [4]

Answer:

1/4 probability of getting a product that isn't divisible by 2.

Step-by-step explanation:

These are all the possible outcomes

1 x 1 = 1    2 x 1 = 2    3 x 1 = 3     4 x 1 = 4     5 x 1 = 5      6 x 1 = 6

1 x 2 = 2   2 x 2 = 4   3 x 2 = 6     4 x 2 = 8    5 x 2 = 10    6 x 2 = 12

1 x 3 = 3  2 x 3 = 6    3 x 3 = 9     4 x 3 = 12   5 x 3 = 15   6 x 3 = 18

1 x 4 = 4   2 x 4 = 8   3 x 4 = 12     4 x 4 = 16   5 x 4 = 20  6 x 4 = 24

1 x 5 = 5   2 x 5 = 10  3 x 5 = 15   4 x 5 = 20  5 x 5 = 25  6 x 5 = 30

1 x 6 =  6   2 x 6 = 12  3 x 6 = 18   4 x 6 = 24   5 x 6 = 30  6 x 6 = 36

All of the outcomes that aren't divisible by 2 are in bold

There are 9 out of 36 possible outcomes that aren't divisible by 2

9/36 = 1/4

8 0
4 years ago
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