ai biet giup minh voi
| - 18 | + ( - 12) va 2^3 .2^2+ 5^7 : 5^5 - 3^2 .6
va tim x biet
3^10 : ( 43- 4x ) = 3^7
giup minh voi:
hay viet 4 phan so lon hon 1/ 3 va be hon 1/2
tim x biet:
( 1/2 +1/3+ 1/4+ 1/5+ 1/6 +1/7)x (2009 * x ) = 0.63* 0.12 - 2,1 * 0,036
tim x biet
3*|x-4|+4x=5
giup minh voi
bai 5 : tinh
a) tim x , biet (x+1) +(x+2 ) + ...+(x+100)=5750
b) chung minh rang B = 1/2^2 + 1/3^2 + 1/4^2 + ...+1/2021^2 < 1
giup mik luon voi
tim cac so nguyen x, y biet
a)(x - 2)(y + 3)= 5
b) (x + 1)(y - 5) =-7
*AI GIUP VOI
bai1:tim x biet
a,x3=1
b,(x-5)2=16
c,3x=92
d,2x.27:25=1024
giup minh voi!!!!!!
a) tim gia tri nho nhat cua bieu thuc : A = | 1-x | + 8
b) tim cac so nguyen x biet 13 la boi cua x - 4
c) tim so nguyen x sao cho ( x + 5 ) chia het cho ( x + 3 )
giup minh voi! minh can gap gap gap.....
Tim x biet :
(x + 1) + (x + 2) + (x + 3 )+ ... + (x + 20) = 250
BAI NAY LA BAI SAO DO CAC BAN MINH KHONG BIET LAM CAC BAN GIUP MINH VOI
giup minh voi
tim x,y biet x.y+x+2y=5
