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AleksandrR [38]
3 years ago
8

Using the graph as your guide

Mathematics
1 answer:
goblinko [34]3 years ago
4 0

Answer:

C

Step-by-step explanation:

The discriminant informs us about the nature of the zeros

• If b² - 4ac > 0 then 2 real and distinct zeros

• If b² - 4ac = 0 the 2 real and equal zeros

• If b² - 4ac < 0 then zeros are not real

The graph crosses the x- axis at 2 distinct zeros, then

b² - 4ac > 0 , that is positive → C

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A consultant wants to ask workers at a factory about the workers job satisfaction. Which of the following best describe a system
alexandr1967 [171]

SOLUTION

Given the question in the image, the following are the solution steps to answer the question.

STEP 1: Define systemmatic sampling

Systematic sampling is a type of probability sampling method in which sample members from a larger population are selected according to a random starting point but with a fixed, periodic interval. This interval, called the sampling interval, is calculated by dividing the population size by the desired sample size

STEP 2: Determine the answer

The option that follows the systematic sample of workers is the last option because it follows a fixed, periodic interval of "every 4th worker until 80 workers are selected".

Hence, the answer is:

The consultant takes a list of the workers and selects every 4th worker until 80 workers are selected.

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gizmo_the_mogwai [7]

Answer:

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Step-by-step explanation:

Plz mark brainliest I need three more to rank up thanks.

4 0
3 years ago
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Question 6 of 40
chubhunter [2.5K]

Step-by-step explanation:

I cannot really identify and read the provided answer options.

the solution to the sequence 2, 6, 10, 14, 18, ... is

an = 4×(n-1) + 2

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an = an-1 + 4

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5 0
3 years ago
Is (4,2) a solution to the system y-x=2 and -3x -2y= -8
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To figure out the answer here, all you have to do is plug the given point into your equations and see if the result is true:

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Hatshy [7]
500 grams I think it probably will be wrong but worth a try
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3 years ago
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