Tim X biet:
/ 2x - 5 /=x+1
TRA LOI NHANH GIUP MINH NHA
Tim x biet
a . |x|+x=1/3
b. |x|-x=3/4
giup minh voi
ai nhanh minh tich nha
hello help
tim x biet
x/5=y/7 va xy=150
ai tra loi kb nua nhe minh tk cho bn nao nhanh nhat
Hihihi.Hi moi nguoi.Minh se dat mot cau hoi ve dai so lop 7,mong moi nguoi chi giai><,boi vi toan minh hoc chua gioi lam nen co cac bai toan con thac mac,len day de mong nhan duoc su giup do,de toan nhu sau:(1)Da thuc P(x)=x2016 +2013x + 2012 co ngiem duong khong?Vi sao?. 2 Bai nua nhe(*^-^*):
(2)Cho hai da thuc: M(x)=2,52 -0,5x-x3-1
1/2N(x)=-x3+2,5x2-6+2x
a)Tim A(x)=M(x)-N(x).Sau do tim mot ngiem cua da thuc A(x)
b)Tim da thucB(x) biet B(x)=M(x)+N(x).Cho biet bac cua da thuc B(x).
(3)Cho da thuc:f(x)=ab2 + bx + c.Chung to neu f(x) co ngiem x=-1 thi b=a+c.
MOT BAI NUA THOI MA.NHA NHA NHA MOI NGUOI^_^:
(4)Cho hai da thuc:A=(-1/2axy3)2 va B=(-3a2 x2)3 (a la hang so khac 0).
a)Tinh M=A.B roi cho biet he so va phan bien cua M
b)Tim bac cua M.
AI CO CAU TRA LOI NHAN TIN TRA LOI CHO MINH BIET NHAAAAA.CAM ON!!!!!.
Tim x biet 27^5 .3^x= 9^10
Tra loi : x= ...
Ai bt tra loi nha. Thank you ❤❤❤💝💝💝💗💗💗💓💓💓💖💖💖💖💞💞💞💟💟💟
ai biet lam 1 trong 3 cau nay hoac tat ca thi tra loi nha
(2x-2)^2=16
3^x+1-3^=162
(1-x)^3=96
Tim x biet x^3 =x
Giup minh voi thanks trc nha
Tim A biet A= a/b+c=b/a+c=c/a+b
tra loi: a=?
tra loj giup minh nhe
tim xeQ biet
a.-2x+1<7
b(x+2).(x-3)<0
minh can gap nha
nhanh mih se k