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stich3 [128]
3 years ago
7

Can someone help me with these 5 questions

Mathematics
1 answer:
svetlana [45]3 years ago
5 0

Answer: 1. 2x + 8

2. 11x + 9

3. -9x + 23

4. -62

5. -13x + 11

You might be interested in
A number cube has sides labeled 1 to 6. Connie rolls the number cube 12 times She rolls a 5
Otrada [13]

¹/24

Step-by-step explanation:

The number of favorable outcomes (rolling a 5) is 3

The total number of possible outcomes is 12 * 6 = 72

Therefore;

P(5) = 3/72

= 1/24

7 0
3 years ago
How many whole numbers lie between √ 8 and √ 80​
WARRIOR [948]

Answer:

There are 5 whole numbers.

Step-by-step explanation:

3,4,5,6,7

7 0
3 years ago
Read 2 more answers
1. A random sample of 2,000 households are selected for telephone interviews with the following results: 432 Completed interview
fenix001 [56]

The response rate is 52.021%.

Given a random sample of 2,000 households are selected for telephone interviews in which 432 interviews are completed, 586 are refused by the respondent, 902 do not answer or are not at home and 80 are non-working numbers.

Total Number of sample, S =2000

Completed interview, C = 432

Refusal by the Respondent, R = 586

No answer/ not at home , N = 902.

Non - working Numbers, NW = 80.

From the above data, we got responses from completed interviews and refusals by respondents.

so responded number (RN) is

RN=C+R

RN= 432+ 586

RN= 1018.

The actual number of samples =Total samples - non-working samples Actual number of samples=2000-80

The actual number of samples=1920

And the response rate (RR) is

RR=1018÷1920

RR=0.52021

Hence, the response rate from 2000 households which are selected for telephone interviews is 0.52021.

Learn more about probability from here brainly.com/question/15008646

#SPJ4

4 0
2 years ago
The graph represents function 1, and the equation represents function 2:
kvv77 [185]

Answer:

Please check the explanation.

Step-by-step explanation:

We know that the slope or rate of change of the function can be:

  • positive
  • negative
  • zero, or
  • undefined

Function 1

From the function 1 graph, it is clear that the graph is a horizontal line. We must note that the horizontal line has a slope or rate of change zero. The reason is that the horizontal line can not rise vertically. i.e. y₂-y₁=0

so using the slope formula

Rate of change = m = y₂-y₁ / x₂-x₁

Taking two points (x₁, y₁) = (0, 4), (x₂, x₁) = (1, 4)

Rate of change = m = 4-4 / 1-0

Rate of change = m = 0/1

Rate of change = m = 0

Thus, the rate of change of function 1 is zero.

Function 2

We know the slope-intercept form of linear equation is

y = mx+b

where m is the rate of change or slope of the function and b is the y-intercept

Given the function

y = 8x+12

comparing with the slope-intercept form i.e. y = mx+b

Therefore, the rate of change of function 2 = m = 8

Conclusion

The rate of change of function 1  = 0

The rate of change of function 2  = 8

as

  • 8 - 0 = 8

Therefore, function 2 has 8 more rate of change of function than the rate of change of function 1.

6 0
3 years ago
Will the opposite of zero always, sometimes, o never zero
bija089 [108]
The opposite of zero (0) is -0, which is always equal to zero~
3 0
3 years ago
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