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hammer [34]
3 years ago
13

Which kind of function best models the data in the table? Use differences or ratios.

Mathematics
1 answer:
mote1985 [20]3 years ago
8 0

You can use some graph tools to draw three regressions for given data. On the attached diagram you can see:

  • linear function - black line;
  • quadratic function - red curve;
  • exponential function - blue curve.

Since

\dfrac{2.3}{1}=2.3,\\ \\\dfrac{5.29}{2.3}=2.3,\\ \\\dfrac{12.167}{5.29}=2.3,\\ \\\dfrac{27.984}{12.167}=2.3,

you can conclude that for the given data the best fit is exponential function with rule

y=2.3^x.

Answer: correct choice is C.

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Scale factor 1.5 dilations
ollegr [7]

Answer:

Im not sure but you can use this image to help you.

4 0
3 years ago
Solve for answer lol ​
Serhud [2]

Answer:

I think it's A if i am wrong pls say so

Step-by-step explanation:

7 0
3 years ago
877 to binary, octal, and hexadecimal
statuscvo [17]
Our number system is in base 10, which means that each digit has a value that is a multiple of 10.

For ex:
877 literally means
8  7  7   where each digit is multiplied by
10^ 2   10 ^1   10^0  respectively
which is 8 * 10^ 2 + 7 * 10^1 + 7 * 10^0 = 8 * 100 + 7 * 10 + 7 * 1 = 800 + 70 + 7 = 877

Binary is in base 2, so each of its digits (which can only be 0 or 1) are multiplied by multiples of 2 (2^0, 2^1, 2^2 ect.)

To find what 877 is in binary you can do the following:
the symbol : means divide and i'll write the quotient + the remainder

877 : 2 = 438 + 1  (438 is the quotient, 1 is the remainder)
438 : 2 = 219 + 0
219 : 2 = 109 + 1
109 : 2 = 54 + 1
54 : 2 = 27 + 0
27 : 2 = 13 + 1
13 : 2 = 6 + 1
6 : 2 = 3 + 0
3 : 2 = 1 + 1
1: 2 = 0 + 1

now write ALL off the remainders from BOTTOM to TOP:
1101101101

use a similar step for octal (use 8 instead of 2 as the divisor) and hexidecimal (use 16 instead of 2 as the divisor) 


6 0
3 years ago
Find all values of k such that the graph of the inequality (x-2)(x-5)(x-k) >= 0 consists of a single interval on the number l
Korolek [52]

(x - 2)(x - 5)(x - k) >= 0

Let's set each term equal to 0

x - 2= 0

Add 2 to both sides

x = 2.

x - 5 = 0

Add 5 to both sides

x = 5

x - k = 0

Add k to both sides

x = k

Since x = 2 and 5, k = 2, 5

Let's plug our numbers into the inequality.

(2 - 2)(2 - 5)(2 - 2) >= 0

(0)(-3)(0) >= 0

0>=0

(5 - 2)(5 - 5)(5 - 5) >= 0

(3)(0)(0) >= 0

0 >= 0

This proves that 2 and 5 are equal to k

4 0
3 years ago
When a basketball player makes a trip to the free throw line, he takes two consecutive shots. It is often wondered
STALIN [3.7K]

Answer:

  • 144
  • 36
  • 48
  • 12

Step-by-step explanation:

Since the shots are independent, they have the same ratio across the row and down the column as the totals have. Ratios in the same row are 3:1; ratios in the same column are 4:1.

(1st shot, 2nd shot) = (makes, makes) = 144

  = (makes, misses) = 180-144 = 36

  = (misses, makes) = 192-144 = 48

  = (misses, misses) = 60-48 = 12

8 0
3 years ago
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