Các câu hỏi tương tự
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|
tim gia tri lon nhat cua bieu thuc :
a) C= 5+ 15/ 4 I 3x+7 I +3
b) D= 2 I 7x+5I +11/ I 7x+5I +4
tim GTNN cua bieu thuc :
a) A= I x+1I + 1,7
b) B= I x-2/3I +3/7
c) C= 5+ -8/ 4x I5x+7I 24
tinh gia tri cua cac bieu thuc
A=3a-2b\a-3b voi a\b=10\3
B=a-8\b-5 - 4a-b\3a+a voi a-b = 3 va b khac 5 b khac -4
tim giA TI CUA NHUNG BIEU THUC SAU
a,4^2*4^3/2^10
b,(0.6)^5/(0.2)^6
c,2^7*9^3/6^5*8^2
d,6^3+3*6^2+3^3
ai nhanh nhat mk tick cho
Tim gia tri nho nhat cua cac bieu thuc sau:
a.(2x+1/3)^2-5/6
b.|2x-3|+|y-1/2|+3/4
cho a+b=p
a-b=q
Tim theo p,q gia tri cua cac bieu thuc sau
a)a*b=?
b)a^3+b^3=?
Viet bieu thuc dai so bieu thi:
a) tich cua 3 so nguyen lien tiep;
b) tong cac binh phuong cua 2 so le bat ki
c) thuong cua 2 so nguyen trong do mot so chia cho 3 du 1 ,mot so chia cho 3 du 2;
d) luy thua bac n cua tong hai so a va b
cho b:a=2 va c:b=3. Gia tri cua bieu thuc (a+b):(b+c) la...
tinh gia tri cua bieu thuc: B=1*2*3+2*3*4+3*4*5+4*5*6+.....+17*18*19