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pantera1 [17]
4 years ago
9

Can you help me solve these Logarithm Problems?

Mathematics
1 answer:
Grace [21]4 years ago
7 0
7. 0
9. 12
11. -2 (I'm not that sure, sorry)

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I need help with this question on my homework, please help me.
Darina [25.2K]
100%-59%-=41%
41% divided by 94=0.44
59% divided by 6=9.83
9.83 divided by 0.44= 22.34. One of these 6 people would be 22.34 times as wealthy as one of these other 94 people.
3 0
3 years ago
The maximum value of 12 sin 0-9 sin²0 is: -​
jeka57 [31]

Answer:

4

Step-by-step explanation:

The question is not clear. You have indicated the original function as 12sin(0) - 9sin²(0)

If so, the solution is trivial. At 0, sin(0) is 0 so the solution is 0

However, I will assume you meant the angle to be \theta rather than 0 which makes sense and proceed accordingly

We can find the maximum or minimum of any function by finding the first derivate and setting it equal to 0

The original function is

f(\theta) = 12sin(\theta) - 9 sin^2(\theta)

Taking the first derivative of this with respect to \theta and setting it equal to 0 lets us solve for the maximum (or minimum) value

The first derivative of f(\theta) w.r.t \theta is

                        12\cos\left(\theta\right)-18\cos\left(\theta\right)\sin\left(\theta\right)

And setting this = 0 gives

12\cos\left(\theta\right)-18\cos\left(\theta\right)\sin\left(\theta\right) = 0

Eliminating cos(\theta) on both sides and solving for sin(\theta) gives us

sin(\theta) = \frac{12}{18} = \frac{2}{3}

Plugging this value of sin(\theta) into the original equation gives us

12(\frac{2}{3}) - 9(\frac{4}{9} ) = 8 - 4 = 4

This is the maximum value that the function can acquire. The attached graph shows this as correct

3 0
2 years ago
nicholas has $5000 to invest for retirement. his goal is to have at least $40000 in 30 years. if he finds an account with contin
MakcuM [25]
40000=5000e^30r
40000/5000=e^30r
R=(log(40000/5000)/log(e))/30)*100
R=6.93%
4 0
4 years ago
A restaurant offers a choice of 4 salads, 9 main courses, and 4 desserts. How many possible 3-course meals are there
Sergeu [11.5K]

Answer:

144

Step-by-step explanation:

Multiply each option together 9X4X4=144

8 0
3 years ago
To the nearest tenth, what is the BEST estimate of the value of 3/8?
8090 [49]
Yesssssssssssssssssssssssssssssssssssssssssssssssssssssssssss
7 0
3 years ago
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