bao nhieu so giua 10 - 3000 nhieu hon 7? Co... so
mk dich rui do.k nha
2989 sai roi. nhung cung cam on nha
How many numbers between 10 to 3000 are multiple 7?
Answer: There are ........... numbers.
How many numbers between 10 to 3000 are multiple 7?
Answer: There are ..... numbers.
Find the sum of all prime numbers between 1 and 100 that are simultaneosly 1 greater than multiple of 4 and 1 less than a multiple of 5
Cho a,b,c,d > 0. CMR:
1 < (a+b)/(a+b+c) + (b+c)/(b+c+d) + (c+d)/(c+d+a) + ( d+a)/((d+a+b) < 3
Minh da lam dc nua y roi ( y 1<...) con nua y con lai ( ...< 3). Cac ban giup minh lam not nua y cuoi nhe! Minh cam on!
P/s: Minh sap phai nop bai roi, mong cac ban giup minh som nhe, khong minh se bi phat mat! Cam on rat nhiu! That ra thi cung co mot cau hoi giong nhu the nay, nhung ma nua y con lai ma minh chua biet lam lai khong giong nen cac ban giup minh chi tiet mot chut nhe!
Cho minh hoi luon voi minh can gap lam cam on nhieu
Cho hinh binh hanh ABCD va diem O nam trong hinh do. Ve cac diem A',B',C',D' doi xung voi O qua A,B,C,D. Chung minh rang tu giac A'B'C'D' co mot tam doi xung .😊😀cac ban oi cho minh hoi voi minh can gap lam cam on nhiu
Fill in the circles with the numbers 1, 2, 3, 4, 5, 6 and 7. Each number can be used once without repetitions. The sum of the digits inside the circles at the four vertices of the square on the left is 15 and the sum of the digits inside the circles at the vertices of the regular pentagon on the right is 24. How many possible arrangements are there?
How many whole numbers between 100 and 400 contain the digit 2?
bài 1: CMR
a,2110-1 chia hết cho 200
b,260+530chia hết cho 41
c, 7423-6923chia hết cho 200
d, 6853+3153chia hết cho 25000
các ban oi lam on hay giup minh ma. minh k lam ra dc. mai minh di hoc roi. cac ban lam dc cau nao thi lam nhé. nhung co giup minh
