Các câu hỏi tương tự
a. x \(\div\)( 1/1*3 + 1/3*5 + ...... + 1/101*103 ) =1 .
b.( 1/1*2 + 1/2*3 + 1/3*4 + ........ + 1/11*12) * x =2
c. x : 3/4 = 2x * 7/3 +5
Cac ban giai theo dang tim x nha . Cam on nhieu. Nhanh nhe vi minh can gap
tim x biet N thuoc
a) 2-(x+3)=1+2+3+4+5+..............+99
b)(x+1)+(x+2)+(x+3)+(x+4)+...............+(x+100)=5750
giup mk nha cac ban , mk dang can gap lam
tim cac sn x biet :
|x+1| = 2^3 -1
|2-x|=5
-2. (x+6)+6.(x-10)=8
-4 . (2x+9)-(-8x+3)- (x+13) = 0
cac ban giai dung va chi tiet nha trong toi nay
tim so tu nhien n biet:
4^11x25^11<5^n<20^12x5^12
2^n+3 x 2^n=144
1/9.3^3.3^n=3^7
1/2 x 2^n+4x2^n=9x2^5
giai chi tiet giup minh nha . Thanks cac ban nhiu :)))))
1, tim x
5+x-3=5-(x+4)
x-(5|-7|+3)=|-8|+6-2
|x-3|+7
12-3|x-1|=6
cac ban giup minh nhe nho cac buoc tinh ro rang nha minh se like cho
Bai 1. 12 chia het ( x + 3 )
bai 2. Tim so tu nhien x, biet 6x + 4 chia het cho 2x
cac ban nho giai chi tiet giup minh nha cam on
1. tim xa) x+4 chia het x+1 b) x-7 chia het x-3 c) (4x+3) chia het x+2 d) 4x-5 chia het x2. tim x,ya) (x-3).(2y+1)7b) (2x+1).(3y-2)-553. tim xa) (x+1)+(x+3)+(x+5)+...+(x+99)0b) (x-3)+(x-2)+(x-1)+...+10+1111 CAC BAN GIUP MINH CLIK CHO, CAM ON CAC BAN RAT NHIEU !!! CHIEU MIK PHAI NOP ROI
Đọc tiếp
1. tim x
a) x+4 chia het x+1 b) x-7 chia het x-3 c) (4x+3) chia het x+2 d) 4x-5 chia het x
2. tim x,y
a) (x-3).(2y+1)=7
b) (2x+1).(3y-2)=-55
3. tim x
a) (x+1)+(x+3)+(x+5)+...+(x+99)=0
b) (x-3)+(x-2)+(x-1)+...+10+11=11
CAC BAN GIUP MINH CLIK CHO, CAM ON CAC BAN RAT NHIEU !!! CHIEU MIK PHAI NOP ROI
giup minh voi cac ban :
1timx
5^x-2-3^2=2^4-(2^8.2^4-2^10.2^2)
697:[(15^x+364):x]=17
134:(x-3)=35+160:5
(3.x-2^4).7^3=2.7^4
[(10-x) .2+5]:3-2=3
2 tim x thuoc N
cau a : n+5chia het n +1
cau b :2.n +7 chia het cho n-2
Tim x :
a, 64 . 2x-2 = 22020
b, 21 + 3 . |x| = 3 . ( 42 - 1 )
Mong cac ban giup, minh CAN GAP !!!!!!!!!!!!!!!!!!!!!!!!