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Sergeu [11.5K]
2 years ago
13

What is the approximate solution to this equation?

Mathematics
1 answer:
Nookie1986 [14]2 years ago
7 0

Answer:

  C.  x ≈ 0.28

Step-by-step explanation:

A graphing calculator solution is attached. It shows ...

  x ≈ 0.28

__

You can divide both sides of the given equation by 5, then take natural logs and divide by 5 again.

  5e^(5x) = 20 . . . . . . given

  e^(5x) = 4 . . . . . . . . divide by 5

  5x = ln(4) . . . . . . . . take natural logs

  x = ln(4)/5 . . . . . . . divide by 5

  x ≈ 0.277259 ≈ 0.28

You might be interested in
Determine whether these two functions are inverses. ​
11Alexandr11 [23.1K]

Answer:

No The reactions are not inverses to each other

Step-by-step explanation:

f(x) = 3x + 27

Let f(x) be y

y= 3x+27

subtracting 27 on both sides

3x = y - 27

x= (y-27)/3

= y/3 - 9

inverse function is x/3 -9 not x/3 + 9

Therefore, not an inverse

Hope it helps...

6 0
3 years ago
I need m and b help please
nirvana33 [79]
It took me awhile but I got it

m= -2/7
b=5 5/7


or

y=-2/7x+5 5/7
6 0
3 years ago
Read 2 more answers
Please help this is so difficult
White raven [17]

Answer:

B

Step-by-step explanation:

For a line to be parallel it must have the same slope

6x-2y=-5

+5        +5

6x-2y+5 = 0

   +2y       +2y

6x+5  =2y

/2        /2

3x+5/2=y                  So the slope is 3 and we know it can only be either B or D

Now we need to find which line passes through (7,-2) and we find this by plugging 7 into B and D

B. -2= 21-23 TRUE

D. -2 = 21+ 23 FALSE

So the answer is B

7 0
3 years ago
the quadratic function f(x) has a factors of (x-13) and (x+6). What is the larger x-intercept of f(x)?
MAXImum [283]

Answer:

13

Step-by-step explanation:

  1. f(x) = (x-13)(x+6)
  2. x^2 - 7x - 78
  3. x = 13, -6
8 0
2 years ago
Can u help me I have 2 minutes to do this
Triss [41]

Answer:

0.2, 0.6,0.25,0.75,0.82

Step-by-step explanation:

so you u have to do it put least to greatest

3 0
3 years ago
Read 2 more answers
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