Subtracting rational numbers
1. -21-12=
2. -)...
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:10
The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:10
To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Marking brainliest rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/en.png)
English, 12.03.2021 23:00
![question](/tpl/images/cats/biologiya.png)
Biology, 12.03.2021 23:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/en.png)
English, 12.03.2021 23:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 12.03.2021 23:00
![question](/tpl/images/cats/biologiya.png)
Biology, 12.03.2021 23:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 12.03.2021 23:00
![question](/tpl/images/cats/es.png)