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andriy [413]
3 years ago
11

How far back was the first car phone?

Computers and Technology
2 answers:
jeka57 [31]3 years ago
8 0

Answer:

June 17, 1946

Explanation:

zvonat [6]3 years ago
8 0

Answer:

June 17 ,1946

Explanation:

was first used in St. Louis

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Write the program to solve quadratic equations, but if the discriminant is negative, output
Firdavs [7]

Answer:

PROGRAM  QuadraticEquation Solver

  IMPLICIT  NONE

REAL :: a, b, c ;

  REA :: d ;

  REAL  :: root1, root2 ;

//read in the coefficients a, b and c

  READ(*,*)    a, b, c  

  WRITE(*,*)   'a = ', a

  WRITE(*,*)   'b = ', b

  WRITE(*,*)    'c = ', c

  WRITE(*,*)

// computing the square root of discriminant d

  d = b*b - 4.0*a*c

  IF (d >= 0.0) THEN              //checking if it is solvable?

     d     = SQRT(d)

     root1 = (-b + d)/(2.0*a)     // first root

     root2 = (-b - d)/(2.0*a)     // second root

     WRITE(*,*)  'Roots are ', root1, ' and ', root2

  ELSE                            //complex roots

     WRITE(*,*)  'There is no real roots!'

     WRITE(*,*)  'Discriminant = ', d

  END IF

END PROGRAM  QuadraticEquationSolver

8 0
3 years ago
Why is the Singleton pattern commonly referred to as an “anti-pattern”?
snow_lady [41]

Answer:

Singleton pattern is the pattern for design that is build using the global variables which creates a lot of drawback in the designing. Singleton pattern are considered with the global variable and thus cannot be bound into single unit which complexes the components in design.

They have a loose coupled variables in design and also does not show the property of the multi-threading .These feature are responsible for the decrement in the performance and thus are not highly preferred choice for the pattern.So, it is known as the "anti- pattern".

3 0
3 years ago
. What projects would Excel best be used for?
adoni [48]

Answer:

Projects that require spreadsheet organization and/or calculations between data

Explanation:

That is why Excel is a spreadsheet program

7 0
3 years ago
Why is body language an important factor in a business meeting
slava [35]

The importance of the body language in business. Body language is a language without spoken words, it is called non verbal communication. We use it all the time in our social life and business life so it is all about gestures movements and expressions made by people to deliver a specific message to other people. Business meetings are all about making a good impression.

5 0
3 years ago
How big was a 10MB disk drive?
guajiro [1.7K]
10 megabytes or 10000 kilobyte
5 0
3 years ago
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