Really? With ones along the diagonal, you can just read off the solution: x1 = -5 x2 = 3 x3 = -3 x4 = 0

2 Answers · Science & Mathematics · 21/07/2019

...sum of each row is 10 higher than the sum of the previous row (you add

**k**on the left but and you drop**k**-10 on the right which is a difference of**k**- (**k**...2 Answers · Science & Mathematics · 18/07/2019

...(m,s−1) (2k−1)C(2n,2k−1) = (2n−2k+2)C(2n,2k−2) = 2(n−

**k**+1)C(2n,2k−2) for n≥**k**≥1 (2k−1) is odd hence 2 | C(2n...2 Answers · Science & Mathematics · 13/07/2019

P =

**k**/q..,.., now find**k**1/6 =**k**/ 5/8 1/6 = 8k/5 48k= 5**k**= 5/48 So equation now is P = 5/48q P= 5/ (48 x 18) P = 5/8646 Answers · Science & Mathematics · 09/07/2019

vertex: (-4, 4) zeros are at (-8, 0), (0, 0) f(x) = a(x - h)^2 +

**k**=> (h,**k**) is the vertex. f(x) = a(x + 4)^2 + 4 (0, 0): f(0) = a * 4 + 4 = 0 a = -1/4 f(x) = -1/4 * (x + 4)^2 + 4 https://www.desmos.com/calculator/lycfznhxny4 Answers · Science & Mathematics · 07/07/2019

Equations, that's one way.

**K**= G + 17 G = R - 3, or R = G+3**K**+ G...10 Answers · Science & Mathematics · 02/07/2019

... where J and Q intersect. We have ∠10 which is where

**K**and Q intersect. Since the line Q crosses the two ...2 Answers · Science & Mathematics · 27/06/2019

y = a * (x - h)^2 +

**k**(h ,**k**) is the vertex (h ,**k**+ 1/(4a)) is the focus x^2 = -4y -4y = x...3 Answers · Science & Mathematics · 27/06/2019

... 488 of them to *exclude*. In general: nCk = nC(n-

**k**) For example, if you had 5 people and you were choosing...2 Answers · Science & Mathematics · 24/06/2019

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