What would the variable (letter) equal?
9x = 27
x=
expression or equation:...
![subject](/tpl/images/cats/mat.png)
Mathematics, 20.04.2021 20:50 aredding7016
What would the variable (letter) equal?
9x = 27
x=
expression or equation:
![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 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Corresponding angles are a. always b. sometimes c. never congruent
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:00
Asingle die is rolled twice. find the probability of rolling a 3 the first time and a 2 the second time
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 07.10.2021 02:20
![question](/tpl/images/cats/en.png)
English, 07.10.2021 02:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
English, 07.10.2021 02:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 02:20
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 07.10.2021 02:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 07.10.2021 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 02:20
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/User.png)
Engineering, 07.10.2021 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.10.2021 02:20
![question](/tpl/images/cats/mat.png)