03/04/13

6p2-2p-3=0

6p2-2p-3=0

4n2+4n+36=0

4n2+4n+36=0

..............k2=4+2k

k2=4+2k

................b2+3b=6

          b2+3b=6

2k2+7k-4-0

2k2+7k-4=0

p2-14p-13=0

p2-14p-13=0

a2-10a+36=0

a2-10a+36=0

x2+16x+64=15

x2+16x+64=15

x2+12x+36=25

x2-12x+36=25

(x)squared-8x-16=1

x2-8x-16=1

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