Oblicz postać kanoniczną(deltę,p,q)
a) 4x^2-8x-1
b) x^2-3x+1
c) x^2+3x+1
d) -3/4x^2+x+1
a) delta = 64 - 4* (4) * (-1)
=80
p= - (-8)/8
p=1
q= - 80/16
q= -5
b)delta = 9 - 4* 1 * 1
=5
p=3/2
q=-5/4
c)delta = 9 - 4 * 1* 1
p= -3/2
d) delta= 1 - 4* (-3/4) *1
=4
p=-1/3
q=-4/3
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a) delta = 64 - 4* (4) * (-1)
=80
p= - (-8)/8
p=1
q= - 80/16
q= -5
b)delta = 9 - 4* 1 * 1
=5
p=3/2
q=-5/4
c)delta = 9 - 4 * 1* 1
=5
p= -3/2
q=-5/4
d) delta= 1 - 4* (-3/4) *1
=4
p=-1/3
q=-4/3