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blsea [12.9K]
3 years ago
11

How do i solve y=ln(2x)

Mathematics
1 answer:
loris [4]3 years ago
5 0
As we know, e and ln(x) are inverses of each other. We can use this to our advantage by having e as a base, and raising both the sides of the equation:
e^{y} = e^{ln(2x)}

This simplifies down to (using ln(x) properties):
e^y = 2x

Solve for x to get:
x =  \frac{e^y}{2}
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1 angle of a quadrilateral is 180 degrees & the remaining 3 angles are equal find the 3 angles (answer given 84 degrees)
Ket [755]

Step-by-step explanation:

The total degrees is always 360. So whe get 360=180+3x. 360-180=3x. 180=3x. x=60. I don't know how you're supposed to get 84 degrees.

7 0
3 years ago
I don’t get it I need hey
Alex787 [66]

Answer:

n =95

Step-by-step explanation:

The angles of a triangle add up to 180 degrees

55+ 30 +n = 180

Combine like terms

85+n = 180

Subtract 85 from each side

85-85 +n = 180 -85

n =95


6 0
3 years ago
Read 2 more answers
How do you solve "Six less than the quotient of a number and two equals fifteen".
Ainat [17]
X/2 - 6 = 15
x/2 -6 +6 = 15 + 6
x/2 = 21
x/2 × 2 = 21 × 2
x = 42

Check
42 ÷ 2 - 6 = 15
42 ÷ 2 = 21 -6 = 15

7 0
3 years ago
What are the factors of the following quadratic equation 12=x^2-x
Valentin [98]
12 = x² - x
12 - 12 = x² - x - 12
0 = x² - x - 12
x² - x - 12 = 0
x = <u>-(-1) +/- √((-1)² - 4(1)(-12))</u>
                         2(1)
x = <u>1 +/- √(1 + 48)</u>
                 2
x = <u>1 +/- √(49)
</u>              2
x = <u>1 +/- 7</u>
           2
x = 0.5 +/- 3.5
x = 0.5 + 3.5        x = 0.5 - 3.5
x = 4                    x = -3
<u />
8 0
3 years ago
Suppose that x and y vary inversely. write a function that models each inverse variation.
Maurinko [17]

Answer:

y = - \frac{24}{x}

Step-by-step explanation:

Given that the quantities vary inversely then the equation relating them is

y = \frac{k}{x} ← k is the constant of variation

To find k use the condition x = 4 when y = - 6

k = yx = - 6 × 4 = - 24

y = - \frac{24}{x} ← equation of variation

4 0
3 years ago
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