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## 2 + 2 = 5

en.wikipedia.org/wiki/2_+_2_=_5

The phrase "two plus two equals five" ("2 + 2 = 5") is a slogan used in many different forms of media, most notably in Part One, Chapter Seven of George Orwell's ...

## number theory - Contradiction: Prove 2+2 = 5 - Mathematics Stack ...

Apr 30, 2014 ... While browsing I came across a weird proof which says 2 + 2 = 5 . ... (Ask a high school student to solve the equation x2=4 x 2 = 4 and at least ...

Dec 14, 2010 ... Here is a mathematical proof to show that 2+2 is equal to 5..... This is just a trick.... which has now been revealed in the comments history.

## proof that 2+2 = 5 weird - Forum for Electronics

Rearrange the terms: ({2+2}) 9/2) 2 = (5-9/2) 2. Ergo: 2+2 - 9/2 = 5 ..... 2+2 = 5 weird. the equation comes to a point where [4-(9/2)]² = [5-(9/2)]²

## Solving One-Step Linear Equations - Purplemath

www.purplemath.com/modules/solvelin2.htm

Since the x is multiplied by 2, I need to divide both sides by 2: 2x/2 = 5/2, so x = 5/ 2. Then the solution is x = <sup>5</sup>/2 or x = 2.5. Warning: Usually the fractional form is ...

## Distance Formula - CS

cs.selu.edu/~rbyrd/math/distance/

Label the points as follows ( x1, y1 ) = ( -1, -2 ) and ( x2, y2 ) = ( -3, 5 ). Therefore, x1 = -1, y1 = -2, x2 = -3, and y2 = 5. To find the distance d between the points, ...

## Systems of Non-Linear Equations: Intermediate Systems - Purplemath

www.purplemath.com/modules/syseqgen4.htm

As before, I'll set these equations equal, and solve for the values of x: 2x<sup>2</sup> + 3x + 4 = x<sup>2</sup> + 2x + 3 x<sup>2</sup> + x + 1 = 0. Using the Quadratic Formula: x = (-1 ± sqrt(-3))/2.

## Slope and Systems of Equations

jwilson.coe.uga.edu/emt725/Class/Brooks/Slope of lines/slope.html

The form for the equation is y=mx + b and we are looking for the y-intercept. So, - 2 = 5(3) +b -2 = 15 +b b= -17. Therefore, the equation for the line is y=5x - 17.

## Linear Systems

jwilson.coe.uga.edu/emt668/EMAT6680.Folders/Barron/unit/Lesson 5/5.html

Specifically, we graphed the two equations y = 2x + 5 and y = (-3/2)x + 2, and noted that they shared the point (-2, 1). What about if the lines shared the same ...

## Finding the Equation of a Line Given a Point and a Slope 2 ...

www.coolmath.com/algebra/08-lines/11-finding-equation-line-point-slope-02

Finding the Equation of a Line Given a Point and a Slope. Here's a ... Find the equation of the line that passes through the point ( 1 , -8 ) with a slope of 2 / 5 .

### can i prove 2 + 2 = 5 mathematiically? | Yahoo Answers

Really, the attempted 'proof' of 2 + 2 = 5 is based on a distorted type of Trigonometry, which ... We can factor both sides of the equation; (a^2)-ab equals a(a-b).