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Tasya [4]
3 years ago
10

What property is shown 4/5 + (-4/5) =0

Mathematics
1 answer:
mina [271]3 years ago
3 0

Answer:

Inverse property of addition

Step-by-step explanation:

When you add two opposite numbers (4/5 is the opposite of [-4/5]) the answer is always zero.

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The diagram shows several planes, lines, and points.
Aleksandr-060686 [28]

Answer:

The true statement is <u>Line h has points on planes R, P, and T</u>

Step-by-step explanation:

The rest of the question is the attached figure

According to the graph, we will check which option is true.

a. Line h intersects line f at two points, A and B   (<u>Wrong</u>)

<u>Because</u>: h intersects line f at B only.

b. Line h is the intersection of planes R and T      (<u>Wrong</u>)

<u>Because</u>: g is the intersection of planes R and T

c. Line h intersects plane P at point C                   (<u>Wrong</u>)

<u>Because</u>: h intersects plane P at point B

d. Line h has points on planes R, P, and T             (<u>True</u>)        

<u>Because </u>h has the point B on the plane P, h has the point A on the plane T

and the points of h on the plane R

7 0
3 years ago
Sergio is working on a research project involving the ages of students at Brooklyn College. After interviewing 500 students, he
Zinaida [17]

Answer:

The probability of of a randomly chosen student being exactly 21 years old.

= 1.293

Step-by-step explanation:

<u><em>Step(i):-</em></u>

<em>Given Population  size n = 500</em>

<em>Mean of the Population = 20 years and 6 months</em>

<em>                                        = </em>20 + \frac{6}{12} = 20 +0.5 = 20.5 years<em></em>

<em>Standard deviation of the Population = 2 years</em>

Let 'X' be the range of ages of the students on campus follows a normal distribution

Let   x =21

            Z = \frac{x-mean}{S.D}

            Z = \frac{x-mean}{S.D} = \frac{21-20.6}{2} =0.2

<em>The probability of a randomly chosen student being exactly 21 years old.</em>

<em>P( Z≤21) =  0.5 + A( 0.2) </em>

            = 0.5 +0.793

           =  1.293

           

6 0
3 years ago
These tables represent continuous functions. In which table do the values represent an exponential function.
Dennis_Churaev [7]
If you look at all 4 of these tables. Exponential means a large increase or gradual increase so. With that in mind if you look at table 1, the y column only increases by 5. For B, the y column only increases by 1. For C, the y column increase by 4 then 8 then 16 then 32. Therefore it is exponential. For D it is consistently an increase of 8.

Hope this helps!
4 0
3 years ago
Read 2 more answers
Convert 5700 milligrams into pounds. Round your answer to the nearest hundred
suter [353]

Answer:

It should be 0.012566 rounded

Step-by-step explanation:

8 0
3 years ago
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Mia removes the plug from a trough to drain the water. The volume, in gallons, in the trough after it has been unplugged can be
STALIN [3.7K]

Answer:

The correct option is D) (5x − 2)(2x − 3).

Step-by-step explanation:

Consider the provided expression.

10x^2-19x+6

Where x is time in minutes.

We need to find the appropriate form of the expression that would reveal the time in minutes when the trough is empty.

When the trough is empty the whole expression becomes equal to 0.

Substitute the whole expression equal to 0 and solve for x that will gives us the required expression.

10x^2-19x+6=0

10x^2-15x-4x+6=0

5x(2x-3)-2(2x-3)=0

(5x-2)(2x-3)=0

Now consider the provided option.

By comparison the required expression is D) (5x − 2)(2x − 3).

Hence, the correct option is D) (5x − 2)(2x − 3).

3 0
4 years ago
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