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1. ### December 21 2012 real?

The 21.12.2012 has been interpreted by some as being the end...the world. Only one Mayan calendar even has December 21, 2012 on it: the Mayan Long Count calendar. In short...

14 Answers · Society & Culture · 12/04/2011

2. ### How do you factor x^3-2x-21?

Let solve the equation: x³ - 2x - 21 = 0 x³ - 2x - 21 = 0 → x = u + v (u + v)³ - 2(u + v) - 21 = 0...)] - 2(u + v) - 21 = 0 [(u³ + v³) + 3uv(u + v)] - 2(u + v) - 21 = 0 (u³ + v³) + 3uv(u + v) - 2(u + v) - 21 = 0 (u³ + ...

4 Answers · Science & Mathematics · 16/09/2013

3. ### Will the world end dec 21?

Dec 21 2012 date is based on the last day of the ancient mayan long count calender... theory is a modern theory of why the long count calender ends on dec 21 2012, but we have nothing from the ancient mayans that says it's a...

9 Answers · Science & Mathematics · 18/12/2012

4. ### anime similar eyeshield 21?

~ SPORTS/COMEDY ANIME ~ *eyeshield 21 IS UNIQUE AND THERE IS NO OTHER...

5 Answers · Entertainment & Music · 16/09/2010

5. ### Forever 21 or American Eagle?

Forever 21 is very cheap. The prices are usually from 7 to 25 ..., is not at all the same price range as Forever 21, forever 21 is very inexpensive for it being trendy. Hollister...

10 Answers · Beauty & Style · 01/04/2012

6. ### What is 10xsqaured[[with the lil 2 above the x]]+50x-21 find wht x is?

10x² + 50x - 21 = 0 It can't be factored, so complete the square or use the quadratic...38963666 x ≈ 0.39 or -5.39 To complete the square instead 10x² + 50x - 21 = 0 x² + 5x - 21/10 = 0 Add 21/10 to both sides x²...

1 Answers · Science & Mathematics · 28/11/2008

7. ### 21st Birthday?

hey there. my 21st is in june & i'm having a black and white party at my uncle...

2 Answers · Society & Culture · 06/01/2008

8. ### Math Help ... 5x^2 - X - 21?

5x² - x - 21 = 0 It's just not as obvious as some and you have to use some trial and...use the quadratic formula. x = [-b ± √(b² - 4ac)] / 2a x = [1 ± √(1 - 4(5)(-21))] / 2(5) x = [1 ± √(1 + 420)] / 10 x = [1 ± √421] / 10 or x = 2.15182845 or...

17 Answers · Science & Mathematics · 16/11/2008

9. ### Solve the system by substitution. 5x – 6y = 21?

5x - 6y = 21 --- eqn 1 x - 2y = 5 --- eqn 2 => In eqn 2, make x the subject of formula...eqn 3 => Substitute 5 + 2y for x in eqn 1, i.e. 5(5 + 2y) - 6y = 21 => Remove the paranthesis at the left hand side by simply ...

3 Answers · Education & Reference · 05/09/2013

10. ### Give the history of Century 21 Realty?

Century 21 Real Estate LLC is a real estate agent franchise company... Estate. The name comes from the Century 21 Exposition held in Seattle, Washington in 1962...