Math Homework Help - Tagged with quadratic

William, a logistician need to route a freight train that is 20 feet at its tallest point and 10 feet at its widest point within 3 days. the...

Posted by novjb May 19, 2013 at 5:06 PM via web. 2 educator answers. »

Factorise the expression  `x-1 - (x-1)^2`  

Posted by pkgslg May 13, 2013 at 3:15 PM via web. 2 educator answers. »

What is the process of factoring a trinomial with a leading coefficient that is not equal to one and why is the process more difficult than...

Posted by monique06 May 8, 2013 at 2:48 PM via web. 1 educator answer. »

How can one limit the range of a parabola on a graphical display? (eg TI-84 Plus Silver Edition) Here, how would one limit the range of the...

Posted by jasminehems May 7, 2013 at 2:02 AM via web. 1 educator answer. »

Identify each system as linear-quadratic or quadratic-quadratic. Then solve. 1. y=x-1 x^2+y^2=25 2. 9x^2+4y^2=36 x^2-y^2=4 3. -x+y=4...

Posted by samanthahuber May 6, 2013 at 4:26 AM via web. 1 educator answer. »

Find the sum of the solutions to `5x^2+13x+79=0.`

Posted by rawrhappy March 20, 2013 at 1:18 AM via web. 1 educator answer. »

A pilot flies from ottawa to london 5400 km. On the return trip she travels 40 km/h faster and reduces the travel time by 60 minutes. FInd...

Posted by nhl123 March 12, 2013 at 9:14 PM via web. 1 educator answer. »

Table below shows height, in feet, of a rocket about the ground t seconds after being launched.   t          h 1         211 2    ...

Posted by mpumpkin February 24, 2013 at 2:58 PM via web. 1 educator answer. »

Find the quadratic polynomial `f(x)=ax^2+bx+c` whose graph goes through the points (-2,8), (0,2), and (2,20).

Posted by rmunoz90 February 9, 2013 at 11:11 PM via web. 1 educator answer. »

Describe and correct the error`` 2b^2+b=6 b^2+(1/2)b=3 b^2+(1/2)b+(1/2)^2=3+(1/2)^2 (b+(1/2))^2=3+(1/4) b+(1/2)=`+-` `sqrt(13/4)` b=(-1/2)...

Posted by user4046196 February 5, 2013 at 4:50 PM via web. 1 educator answer. »