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Anna71 [15]
3 years ago
10

I need help, please Thanks! winner gets 60 points

Mathematics
1 answer:
gavmur [86]3 years ago
7 0

Step-by-step explanation:

  • 20°+(6x-2)°=90°
  • 20+6x-2=90
  • 18+6x=90
  • 6x=90-18
  • 6x=72
  • x=72/6
  • x=12
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Write expression as sum or difference of logarithm log [x^3 square root x 1/(x-2)^2
Aliun [14]

The expression as a sum or difference of logarithm is log(x^3) + log(√x + 1) - 2log(x - 2)

<h3>How to write the expression as a sum or difference of logarithm?</h3>

The expression is given as:

log [x^3 square root x 1/(x-2)^2

Rewrite properly as:

log [x^3 √x + 1/(x-2)^2]

Express the above expression as products and quotients

log [x^3 * √x + 1/(x-2)^2]

Apply the product and quotient of logarithm

log(x^3) + log(√x + 1) - log(x - 2)^2

Rewrite  as:

log(x^3) + log(√x + 1) - 2log(x - 2)

Hence, the expression as a sum or difference of logarithm is log(x^3) + log(√x + 1) - 2log(x - 2)

Read more about logarithmic expression at

brainly.com/question/247340

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6 0
2 years ago
What is a, b and c of the quadratic function 3x2−2x+1=0 ?
patriot [66]
Your answer is C. 

3(1)2-2(2)+1=3
3=3 

Hope i helped!
7 0
4 years ago
Does anyone know the answer?
Helen [10]
The answer would be 60, if you add 13,15, and 12 up you get 40. Those numbers would be considered 2/3 of all the marbles. Divide 40 by 2 to get how many marbles is 1/3. You would get 20 being a third if the marbles. Add that to the original 40 and you’ll get a total of 60.
5 0
3 years ago
Read 2 more answers
F(x)=x^3-9x<br> What is the average rate of change of f over the interval (1,6]?
Rzqust [24]

Answer:

34

Step-by-step explanation:

The average rate of change of f(x) in the closed interval [ a, b ] is

\frac{f(b)-f(a)}{b-a}

Here [ a, b ] = [ 1, 6 ]

f(b) = f(6) = 6³ - 9(6) = 216 - 54 = 162

f(a) = f(1) = 1³ - 9(1) = 1 - 9 = - 8, thus

average rate of change = \frac{162-(-8)}{6-1} = \frac{170}{5} = 34

3 0
3 years ago
10. To which subsets of the real numbers does the number √7 belong?
Lunna [17]

10. √7=irrational numbers

11.

15x - 20

------------   =   15x-4

5

5 0
3 years ago
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