Trường Toán Online MATHX
Tìm số hạng tiếp theo của dãy số: 5, 16, 49, 104, ?.
Đáp án: 181
Hướng dẫn:
5 + 11 = 16
16 + 33 = 49
49 + 55 = 104
104 + 77 = 181
Vậy số tiếp theo là 181
Thưa thầy là 181 ạ
là 186 ạaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
là 184 ạ
Đáp án là 313 vì các số hạng đều x 3 rồi cộng 1
Em thưa thầy là 313 ạ
Đáp án là 181 thầy. Ta có: 5 + 11 = 16 16 + 33 = 49 (11 + 22 = 33) 49 + 55 = 104 (33 + 22 = 55) 104 + 77 = 181 ( 55 + 22 = 77)
Là số 181
số 181 thầy ạ Giải Gọi số cần tìm là x , ta có : 16 - 5 = 11 49 - 16 = 33 104 - 49 = 55 => x - 104 = 77 x = 77 + 104 x = 181
Thưa thầy Hiếu Đẹp Zai đáp án là 181 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đáp án của em là 181 Lời GIải: Hiệu giữa các số là 11: 33: 55:....., em thấy các hiệu cách nhau 22 đơn vị nên hiệu tiếp theo sẽ là 77(55+22).Vậy số hạng tiếp theo là 181(104+77)
Em nghĩ đáp án là 181
Đáp án là 181
đáp án là 181
181'quá easy luôn thầy ạ
đáp án là:181 Ta thấy: 5+11=16 16+33=49 49+55=104 Vậy: 104+77=181
181 nha thầy