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valentina_108 [34]
3 years ago
12

What is the value of log 13? Use a calculator. Round your answer to the nearest tenth. 0.1 0.3 1.1 2.6

Mathematics
2 answers:
Kazeer [188]3 years ago
8 0
A logarithm is defined as a power to which a number must be raused to in order to get another number. For example,
log_{2}(8) = 3
This is because
{2}^{3} = 8
So if we have
log(13) = x
We have to determine what number must 10 be raised to in order to give 13 so we have
log(13) = 1.11394 \\  {10}^{1.11394} = 13
andriy [413]3 years ago
3 0
<h2>Answer:</h2>

<u>Log of 13 is 1.1</u>

<h2>Step-by-step explanation:</h2>

To find the log of any number with the help of calculator we simply enter the number from the buttons and then press the button which is labeled as log. The result is shown on the screen. Sometimes there are calculators that need the value to be entered after the log button is pressed. So if we find the log of 13, it comes out to be 1.1394 which by rounding off becomes 1.1 only which is the third choice.

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Help please, I'm stuck on this :/
nlexa [21]

Do you have a calculator? you can solve it by substituting x.

y=16x^2

0: y = 16(0)^2 = 16(0) = 0

(x = 0 , y = 0)

0.5: y = 16(0.5)^2 = 16(0.25) = 4

(x = 0.5 , y = 4)

1: y = 16(1)^2 = 16(1) = 16

(x = 1 , y = 16)

1.5: y = 16(1.5)^2 = 16(2.25) = 36

(x = 1.5 , y = 36)

2: y = 16(2)^2 = 16(4) = 64

(x = 2 , y = 64)

2.5: y = 16(2.5)^2 = 16(6.25) = 100

(x = 2.5 , y = 100)

3 : y = 16(3)^2 = 16(9) = 144

(x = 3 , y = 144)

4: y = 16(4)^2 = 16(16) = 256

(x = 4 , y = 256)

if you multiply a negative number by itself, it will become positive. So, -4, -3, -2.5, -2, -1.5, -1, -0.5 will be the same as the positive 4, 3, 2.5, 2, 1.5, 1, 0.5.

I'm not sure about the pattern, but if you graph it, it'll be symmetrical across the y-axis.

8 0
3 years ago
Forensic scientists can estimate the overall height of an adult male based on the length of the femur bone. A femur bone that is
faust18 [17]

Answer:

h = 1.88f + 32.01

Step-by-step explanation:

To find the linear equation, we first find the gradient of the linear equation from

(y₂ - y₁)/(x₂ - x₁) = m and using the values of the length of femur and overall height respectively, where x₁ = 18 inches and y₁ = 65.85 inches and x₂ = 14 inches and y₂ = 58.33 inches

So, (y₂ - y₁)/(x₂ - x₁) = m

(58.33 - 65.85)/(14 - 18) = m

-7.52/-4 = m

m = 1.88

So, to find the linear equation, we use

(y - y₁)/(x - x₁) = m where f₁ = 18 inches and h₁ = 65.85 inches

So, (y - y₁)/(x - x₁) = m

(y - 65.85)/(x - 18) = 1.88

(y - 65.85) = 1.88(x - 18)

y - 65.85 = 1.88x - 33.84

collecting like terms, we have

y = 1.88x - 33.84 + 65.85

y = 1.88x + 32.01

Given that y = h = overall height of adult male and x = f = length of femur,

h = 1.88f + 32.01

6 0
3 years ago
An experiment involves rolling two dice simultaneously. The following table shows the possible outcomes using the format of (die
Lostsunrise [7]

Answer:

1,1

2,2

3,3

4,4

5,5

6,6

1,2

1,3

1,4

1,5

1,6

2,1

2,1

2,3

2,4

2,5

2,6

3,1

3,2

3,3

3,4

3,5

3,6

4,1

4,2

4,3

4,4

4,5

4,6

5,1

5,2

5,3

5,4

5,5

5,6

6,1

6,2

6,3

6,4

6,5

count these and mult my two because they can be reversed.

Step-by-step explanation:

8 0
3 years ago
Given g(x) = -2x + 1, solve for x when g(x) = 5.
madam [21]

Answer:

g(5)=-2(5)+1

g(5)=-10+1

g(5)=-9

5 0
3 years ago
Read 2 more answers
In order for you to answer the question correctly, please use the following image down below:
adell [148]

Answer:

36

Step-by-step explanation:

24^2 = (12)(12+x)

576 = 144 + 12x

432 = 12x

36 = x

7 0
3 years ago
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