( - 6) . [ 3^2 - ( -2 )^5] - (-11)

(-4)^3. [25+(-3)^2] : 4^3

75. (-29)+29. (-25)

96 . (54-23)-54 . (96-23)

cac ban giai chinh xac ho minh nha cac ban giai chi tiet nha dungs nua trong toi nay minh k cho

Tính nhanh : a) -1-2-3-4-5-.....-199-200-201-202              b) 1+2-3-4+5+6-7-8+9+10-11-12+13+98-99-100+101+102

 Giai chi tiet giup minh nha !!! Minh tich cho !!

giup minh giai toan

a, (-3)-12.(+5)-(-5).(-7)²

b,55-(-135)+64-(48+112)

c,(-2).12.(+3)-(-7).(-5)²

^{ban nao giai chi tiet nhat minh tick cho}

CHO DAYSO :1,2,5,10 ,17............HOI SO HANG CUA DAY LA SO NAO

GIAI CHI TIET GUM MINH NHA MINH SE LIKE CHO BAN NAO LAM CHI TIET MA DUNG CHUAN MEN

Mot thep giay va 1 quyen vo gia 12.000 dong.4 thep giay dat hon 5 quyen vo 12.000 dong.Tinh gia tien 1 quyen vo, 1 thep giay.

cac ban giai nho giai chi tiet ho minh nha , ai dung minh cho 1 tick.

cac ban nho lam theo phuong phap khu nhe.

Tim trung binh cong :

1+2+3+4+5+.............+99+100

Cac ban giai chi tiet gium mk nha!

4 nguoi cong nhan lap rap dc 200 chiec may . Trong do ,nguoi thu 1 lap dc 1/4tong chi tiet may .Nguoi thu 2 lap dc 0,4 lan tong chi tiet may.so chi tiet  may nguoi thu 3 lap dc bng 50% so chi tiec may nguoi tu 2 lap dc .Tinh so chi tiet may nguoi thu 4 lap dc

 Giup gium minh nha ,tks cac ban!!!

Nho ghi ra cach giai nha !!!

Tinh:

\(A=1+\frac{3}{2^3}+\frac{4}{2^4}+\frac{5}{2^5}+...+\frac{100}{2^{100}}\)

cac ban giai chi tiet ra nha

0,3*x+2,5:x-3=17

cac ban nho giai chi tiet giup minh 

nha