Tìm gtln cua bt:
A= (2x+1/2)⁴-1
Tìm gtnn cua bt
B=-(4/9 .x - 2/15)²+3
tinh GTNN cua |x|+ |2x| giup minh thi minh cho tich
cho ham so y=f(x)=27-2x/12-x. tim gia tri nguyen cua x de f(x) co GTLN, GTNN
a, GTNN cua A=(2x+\(\frac{1}{3}\))-4-1
b,GTLN cua B=-(\(\frac{4}{9}\)x-\(\frac{2}{5}\))6+3
c,GTNN cua P=\(\frac{1}{2}\)+\(\sqrt{x}\)
d,GTLN cua Q=7-2.\(\sqrt{x-1}\)
(giai chi tiet giup minh)
tim GTNN cua Q =\(\frac{27-2x}{12-x}\) voi x thuoc z
Tìm GTNN cua Q=|x-2017|+|x-2018|+|x-2019|
tính GTNN và GTLN cua
A=(x-1/2)^2 + (y-1)^2+3
B=3|x+2/3|+y^2-10
c=2/(2x-5)^2+3
tìm GTNN cua A=|2016-x|+|2017-x|+|2018-x|
Tim GTLN hoac( GTNN )cua bieu thuc ;
A=|2x-3/5|+1,(3)
B=1/3-|x-2| (B>0)00
C=-2|1/3x+4|+3/2
D=|x-3|+|x+2/3|