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horsena [70]
3 years ago
12

Are my answers for these correct

Mathematics
1 answer:
Alenkinab [10]3 years ago
7 0

Answer:

you have done a great job

Step-by-step explanation:

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Let 4^x-3^(x-1/2)=3^(x+1/2)-2^(2x-1) find x=?
Gekata [30.6K]

4^x-3^(x-1/2)=3^(x+1/2)-2^(2x-1)

4^x  - 3^x * 3^-1/2 = 3^x * 3^1/2 - 2^2x * 2^-1

2^2x  + 2^2x * 1/2 = 3^x * 3^1/2 + 3^x * 3^-1/2

2^2x(1 + 1/2) = 3*x( 3^1/2 + 3^-1/2)

3/2 * 2^2x =  2.3094 * 3^x

ln 1.5 + 2x ln 2 = ln 2.3094 + x ln 3

2x ln 2 - x ln3 = ln 2,3094 - ln 1.5

1.3863 x - 1.0986 x =  0.4315

0.2877x = 0.4315

x =  1.5   Answer




6 0
4 years ago
Jabari owns 100 shares of Stock A and 45 shares of Stock B. For the past month, his stocks have been fluctuating inversely each
aniked [119]
This is how we solved and make the equation.
Stock A = 100
Stock B = 45

For the past months, his stocks inversely decreased.
Stock A = m cents / share
Stock B = n cents * share

So the equation is
= 100 (0.01m) + 45 (0.01n)
<span>= m + 0.45n</span>
6 0
3 years ago
Which of the following is NOT a true statement about the angles in the figure below?
almond37 [142]

Answer:

the answer is d

Step-by-step explanation:

since measure 2 is 99 and you add the other angles together it doesn't equal 180

8 0
4 years ago
Read 2 more answers
What is the value of x?
Harlamova29_29 [7]

Answer:

if x is by itself it's 1

Step-by-step explanation:

If a question as x=10 x is equal to the number

8 0
3 years ago
Which of the following is an equation of a line parallel to 2x-y=-1?
Simora [160]

Although you didn't provide a list of options to choose from, I hope my explanation will help you  work this out with ease. :)

This equation is in a form known as "standard form." ax+by=c Standard form is commonly used, however for comparing slopes, there is a more efficient equation to use.

Point-slope form (y=mx+b) allows lines' slopes (y) and y-intercepts (b) to be quickly compared and contrasted. Let's put the equation into this form.

2x-y=-1

-2x      -2x

-y = -1 - 2x

*-1      *-1

y= 1 + 2x

Switch pieces around

y= 2x + 1

The slope is 2, the y intercept is 1.

<h2><u>Any line that rises 2 units up for every one unit right and that crosses over the vertical axis at any point other than 1 is your answer.</u></h2>

<u />

3 0
3 years ago
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