B
beehive1712


Bai 1: Tim GTNN
a, A= 3x2 – 2x + 1
b, A= ( x – 1)( x + 3)
Bai 2: Tim GTLN
a, A= -x2 + 6x + 1
b, B= -4x2 – 4x + 3
c, C= -x2 – x
d, D= -2x2 +6x – 1
giup to gap voi!!
lam chi tiet nha!
the moi hieu duoc!!!
cam on nhieu

a, A= 3x2 – 2x + 1
b, A= ( x – 1)( x + 3)
Bai 2: Tim GTLN
a, A= -x2 + 6x + 1
b, B= -4x2 – 4x + 3
c, C= -x2 – x
d, D= -2x2 +6x – 1
giup to gap voi!!
cam on nhieu