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1. ### Math Help?

... distances from the foci is equal to this constant: PF + PG Use the distance formula.

1 Answers · Science & Mathematics · 25/04/2017

2. ### Minimum of a two value function f(r,t)?

The cost function (price per kg of the fish) in the market can be written as: P(r,t) = Pe - (1 - r/R)*[Pe - Pc(t)] where Pc(t) is the time-dependent price at the center of the market. Pc(t) = Pc0 + k*t where k = \$290/(kg*hr) and 0 <...

2 Answers · Science & Mathematics · 22/02/2017

3. ### Find any equation of the parabola with focus and directrix?

Point P(x,y) , F(-10,3) distance PF = PH (to the dirextrix) (x+10)^2+(y-3)^2 =(x-8)^2 (y-3)^2 = -36(x+1)

2 Answers · Science & Mathematics · 03/12/2016

4. ### Confused with this math question series?

. Yes factor both of them, but do it in such a way that you compare it with original polynomial by doing a cross-multiplication ( x⁴ + 10x³ + 35x² + 50x + 24 ) / ( x² + 4x + 3) = x² + 6x + 8 cross-multiply ( x⁴ + 10x³ + 35x² + 50x + 24...

2 Answers · Science & Mathematics · 04/10/2016

5. ### Finding intercepts and testing for symmetry of 2x=3y^2?

For the x- and y-intercepts of any equation in x and y, Follow these two steps: Substitute x = 0, and solve for y. Substitute y = 0, and solve for x. In both of the given equations this results in (0, 0) as the only intercept on...

3 Answers · Science & Mathematics · 09/08/2016

6. ### can someone show me how to construct a tessellation using only kites?

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1 Answers · Science & Mathematics · 04/06/2016

7. ### Parameter of a parabola?

... is (at1², 2at1) and P is (at2²,2at2) then PF=at1²+a and QF=at2²+a so PQ=at1²+2a+...

1 Answers · Science & Mathematics · 03/06/2016

8. ### Discrete Mathematics (Relations problems)?

...you need to show that if p is a permutation of [n] then F(f) = F(pf) and also that if F(f) = F(g) then g = pf for some permutation p of [n...

1 Answers · Science & Mathematics · 14/05/2016

9. ### what is the maximum speed limit at the end of a dual carriageway?

Hi Wahid. The speed limit on a dual carriageway is the speed indicated when you entered. This may be the national speed limit which, in the UK, is indicated by a diagonal black bar on a white background. In the UK, unless...

3 Answers · Science & Mathematics · 15/05/2016

10. ### How does quadrant # determine sign?

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3 Answers · Science & Mathematics · 20/03/2016