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marishachu [46]
3 years ago
15

The oxidation o magnesium to form magnesium oxide is shown by which balanced chemical equation

Mathematics
1 answer:
Burka [1]3 years ago
7 0

Answer:

B

Step-by-step explanation:

2Mg + O2 --> 2MgO

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Solve f(x) = 5, for the function f(x) = 2x + 1
kvasek [131]

Answer:

x = 2

Step-by-step explanation:

Those lines will come together and interact at (2 , 5)

6 0
3 years ago
Can you help me please
kicyunya [14]

9514 1404 393

Answer:

  • domain: x ∉ {-4, 3}
  • range: y ∉ {1}
  • horizontal asymptote: y=1
  • vertical asymptote: x=3

Step-by-step explanation:

The expression reduces to ...

  \dfrac{x^2+9x+20}{x^2+x-12}=\dfrac{(x+4)(x+5)}{(x+4)(x-3)}=\dfrac{x+5}{x-3}\quad (x\ne-4)

The domain is limited to values of x where the expression is defined. It is undefined where the denominator is zero, at x=-4 and x=3. The graph of the expression has a "hole" at x=4, where the numerator and denominator factors cancel.

  • the domain is all real numbers except -4 and +3

The function approaches the value of 1 as x gets large in magnitude, but it cannot take on the value of 1.

  • the range is all real numbers except 1

As discussed in 'range', there is a horizontal asymptote at y=1. That is the value you would get if you were to determine the quotient of the division:*

  (x+5)/(x-3) = 1 + (8/(x-3)) . . . . quotient is 1

There is a vertical asymptote at the place where the denominator is zero in the simplified expression: x = 3.

  • vertical asymptote at x=3; horizontal asymptote at y=1

_____

* For some rational functions, the numerator has a higher degree than the denominator. In those cases, the quotient may be some function of x. The "end behavior" of the expression will match that function. (Sometimes it is a "slant asymptote", sometimes a higher-degree polynomial.)

3 0
3 years ago
Water is filling a ditch at a rate of 2 gallons per minute. Complete the table of equivalent ratios for the first 5 minutes of t
UNO [17]

Answer:

2    4     6      8       10

1     2    3      4       5

Step-by-step explanation:So if it's filling up 2 gallons per minute then you would multiply  2x2=4 3x2=6 4x2=8 and 5x2=10. So you would multiply every minute by 2.

5 0
3 years ago
Find the remainder when f(x) = 5x3 + 7x + 5 is divided by x + 2.
serg [7]

Answer:

Option a) is correct  that is -49.

Step-by-step explanation:

We have been given  the  two functions in which one of them is dividend and the other one is divisor

f(x)=5x^3+7x+5  when divided by x+2

You can see the long division to find the remainder in the attachment.  

First step we do is to choose the quotient so as to cancel the first term

And proceed till you get the degree of divisor less than dividend.

Hence, the remainder we will get is -49

Therefore, option a) is correct.

3 0
3 years ago
Read 2 more answers
The circumference of the circle. I need to use 3.14 and round it to the nearest hundredth
qwelly [4]

Answer 9.26

Step-by-step explanation:

5.9/2=2.95x3.14=9.263=9.26

3 0
3 years ago
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