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joja [24]
2 years ago
12

For problems 14 – 21 determine all the roots of the given function.

Computers and Technology
2 answers:
Natasha2012 [34]2 years ago
8 0

GIVEN:

y(t) = t² - 3t - 40

ANSWER:

At first, we'll split the middle term.

t² - 8t + 5t - 40

t(t - 8) + 5(t - 8)

(t + 5)(t - 8).

lesya [120]2 years ago
7 0
What’s the problem ?
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The establishment called ABC Enterprise requires a Java program to keep a database of the inventory of the products that it sell
Alexandra [31]

Answer:

// GetData.java

import javax.swing.JOptionPane;

public class GetData

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  public static double getDouble(String s)

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      return Double.parseDouble(getWord(s));

  }

  public static int getInt(String s)

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      return Integer.parseInt(getWord(s));

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// Address.java

public class Address

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  private String street, city, state, zip;

  public Address(String str, String city, String st, String zip)

  {

      street = str;

      this.city = city;

      state = st;

      this.zip = zip;

  }

  public String getStreet()

  {

      return street;

  }

 

  public String getCity()

  {

      return city;

  }

  public String getState()

  {

      return state;

  }

  public String getZip()

  {

      return zip;

  }

}

// Manufacturer.java

public class Manufacturer

{

  private String companyName;

  private Address companyAddress;

 

  public Manufacturer()

  {

      this.companyName = "";

      this.companyAddress = null;

  }

 

  public Manufacturer(String compName, Address address)

  {

      this.companyName = compName;

      this.companyAddress = address;

  }

 

  public String getCompanyName()

  {

      return companyName;

  }

 

  public void setCompanyName(String companyName)

  {

      this.companyName = companyName;

  }

 

  public Address getCompanyAddress()

  {

      return companyAddress;

  }

 

  public void setCompanyAddress(Address address)

  {

      this.companyAddress = address;

  }

}

// Product.java

import java.text.SimpleDateFormat;

import java.util.Date;

public class Product

{

 

  SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");

 

 

  Manufacturer manufacture;

 

 

  String productName;

 

 

  int quantity;

 

 

  double unitPrice;

 

 

  Date productCreated;

 

 

  public Product()

  {

      this.productName = "";

      this.quantity = 0;

      this.unitPrice = 0.0;

      this.productCreated = null;

      this.manufacture = null;

  }

 

  public Product(String prodName, int quantity, double unitPrice,

                        Date productCreated, Manufacturer manufact)

  {

      this.productName = prodName;

      this.quantity = quantity;

      this.unitPrice = unitPrice;

      this.productCreated = productCreated;

      this.manufacture = manufact;

  }

 

 

  public Date getProductCreated()

  {

      return productCreated;

  }

 

 

  public void setProductCreated(Date productCreated)

  {

      this.productCreated = productCreated;

  }

 

  // to get the Manufacturer object

  public Manufacturer getManufacture()

  {

      return manufacture;

  }

 

  // to set the Manufacturer object

  public void setManufacture(Manufacturer manufacture)

  {

      this.manufacture = manufacture;

  }

 

  // to get the name of the product

  public String getProductName()

  {

      return productName;

  }

 

  // to set the name of the product

  public void setProductName(String prodName)

  {

      this.productName = prodName;

  }

 

  // to get the quantity of the product

  public int getQuantity()

  {

      return quantity;

  }

 

  // to set the quantity of the product

  public void setQuantity(int quantity)

  {

      this.quantity = quantity;

  }

 

  // to get the unit price of the product

  public double getUnitPrice()

  {

      return unitPrice;

  }

 

  // to set the unit price of product

  public void setUnitPrice(double unitPrice)

  {

      this.unitPrice = unitPrice;

  }

 

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  {

      quantity += quantity_upDate;

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  public void upDatePrice(double price_upDate)

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      this.unitPrice = price_upDate;

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      String result = "";

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      result += String.format("\t %s", dateForm);

      result += String.format("%10d", quantity);

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      return result;

  }  

}

Explanation:

  • Create a manufacturer class to store and get information about company name and company address.
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4 0
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katovenus [111]
Highway: 
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<span>cout << "The car can drive " << 20*21.5 << " miles in the town." << endl;</span>
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