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Scilla [17]
3 years ago
5

Side mirror using convex mirror or concave mirror?​

Computers and Technology
2 answers:
yarga [219]3 years ago
6 0

Answer:

A convex mirror bends light as it reflects the light, and the farther away a point is from the center, the more the light is bent. ... The other kind of mirror you ask about is a concave mirror. This is the opposite side of the glass bowl from earlier; a concave mirror bends light inwards, towards you.

s2008m [1.1K]3 years ago
3 0
A vehicles side mirror is convex, a concave mirror would enlarge everything but convex gives a bigger field of view
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The __________ assumption necessary for a linear programming model to be appropriate means that the contribution to the objectiv
o-na [289]

Answer:

The correct answer to the following question will be Additivity.

Explanation:

In linear programming, there are four mathematical assumptions such as :

  • Proportionality
  • Additivity
  • Divisibility
  • Certainty

The fact that the algebraic sum of the individual weighted effect is equal to the combined effect of the variables in an equation. Thus, the amount that ensures the total records used can be found by totaling the number of resources and the objective function used for all variables of decision is known as Additivity.

6 0
3 years ago
Array A is not a heap. Clearly explain why does above tree not a heap? b) Using build heap procedure discussed in the class, con
Aleksandr [31]

Answer:

Sorted Array A { } = { 1, 4, 23, 32, 34, 34, 67, 78, 89, 100 }

Explanation:

Binary tree is drawn given that the binary tree do not follow both minimum heap and maximum heap property, therefore, it is not a heap.

See attached picture.

6 0
3 years ago
your friend's parent's are worried about going over their budget for the month. Which expense would you suggest is NOT a need?
Lorico [155]

Answer:

A possible expense that are not a need are entertainment.

I hope this helped!

4 0
3 years ago
Write a program whose input is a string which contains a character and a phrase, and whose output indicates the number of times
otez555 [7]

Answer:

The program written in python is as follows

def countchr(phrase, char):

     count = 0

     for i in range(len(phrase)):

           if phrase[i] == char:

                 count = count + 1

     return count

phrase = input("Enter a Phrase: ")

char = input("Enter a character: ")

print("Occurence: ",countchr(phrase,char))

Explanation:

To answer this question, I made use of function

This line defines function countchr

def countchr(phrase, char):

This line initializes count to 0

     count = 0

This line iterates through each character of input phrase

     for i in range(len(phrase)):

This line checks if current character equals input character

           if phrase[i] == char:

The count variable is incremented, if the above condition is true

                 count = count + 1

The total number of occurrence is returned using this line

     return count

The main method starts here; This line prompts user for phrase

phrase = input("Enter a Phrase: ")

This line prompts user for a character

char = input("Enter a character: ")

This line prints the number of occurrence of the input charcater in the input phrase

print("Occurence: ",countchr(phrase,char))

4 0
3 years ago
Jeremy wishes to create a site map for his website. What tag will surround the URL of his home page?
Inga [223]

Answer:

C. <loc>

Explanation:

We need to mention the below details:

  • location
  • changed frequency
  • last changed
  • priority of page

We have the XML file for a sitemap, and we need to enter the above details for each of the Url. We need to enter the location, last changed, changed frequency and priority of the page for each of the URLs. And the URL of the home page is surrounded by the Loc tag. And hence, the correct option for this post is the C.<Loc> option.

8 0
3 years ago
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