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maddie_89






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algebra (factorising)
posted on: 2/5/2007 5:00:56 AM

hi i have a maths problem can anybody help??? im not sure how 2 write squared on the computer so i have just typed it out.

solve:

3x(squared) + 20x - 7 = 0

and

2x(squared) - 3x - 4 = 0

thanks maddie
Euler




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algebra (factorising)
replied on: 2/19/2007 12:14:14 AM

1)--(3x-1)(x+7)

2)--Just plug into quadratic equation
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