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dolphi86 [110]
3 years ago
8

Coefficient of x in expansion (x+3)(x-1)​

Computers and Technology
2 answers:
Volgvan3 years ago
8 0

Answer:

\boxed{2}

Explanation:

(x+3)(x-1)

Expand the brackets.

x(x-1)+3(x-1)

x^2-x+3x-3

Combine like terms.

x^2+2x-3

The coefficient of x is 2.

neonofarm [45]3 years ago
5 0

Answer:

the coefficient of x here is 4

Explanation:

pls let me know if its wrong or right ..i"ll try another way than:?

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Answer:

"LinkedIn" is the correct answer for the above question.

Explanation:

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Which one of the following oscilloscope controls is used to move the trace up and down the screen vertically? A. Focus B. Sweep
irga5000 [103]
The answer is A Focus hope it helps
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Sarah has to add a picture from her computer file and add a caption to it. Arrange the steps in a correct sequence.
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Click Insert
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Myra just got the latest computer game and wants to play it on her desktop. When she plays the game, she notices that it is slug
diamong [38]

Answer:

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Explanation:

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8 0
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You are to design class called Employee whose members are as given below:
frozen [14]

Answer:

//The Employee Class

public class Employee {

   char name;

   long  ID;

//The constructor  

public Employee(char name, long ID) {

       this.name = name;

       this.ID = ID;

   }

//Method Get Person

   public void getPerson (char newName, long newId){

       this.ID = newName;

       this.ID = newId;

   }

//Method Print

   public void print(){

       System.out.println("The class attributes are: EmpName "+name+" EmpId "+ID);

   }

}

The working of the class is shown below in another class EmployeeTest

Explanation:

public class EmployeeTest {

   public static void main(String[] args) {

       Employee employee1 = new Employee('a', 121);

       Employee employee2 = new Employee('b', 122);

       Employee employee3 = new Employee('c', 123);

       employee1.print();

       employee2.print();

       employee3.print();

   }

}

In the EmployeeTest class, Three objects of the Employee class are created.

The method print() is then called on each instance of the class.

6 0
3 years ago
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