\(1,2\cdot12\cdot3+32,3-4\cdot3\)
\(=43,2+32,3-12\)
\(=75,5-12\)
\(=63,5\)
Đúng 1
Bình luận (2)
Các câu hỏi tương tự
1,2.12.3+32,3-4.3 =
;-;
5⁶ : 5³ +2³ :2²
3333 : 3 + 225 :15
15.2³ + 4.3² - 5.7
5.4² - 18 :3²
6² : 4.3 +2.5²
80 - ( 4.5² -3.2³)
Tính
5⁶ : 5³ +2³ :2²
3333 : 3 + 225 : 15
15 . 2³ + 4.3² -5.7
5.4² - 18 : 3²
6² : 4.3 + 2.5³
80 - ( 4.5² - 3.2³)
Tính
5⁶ : 5³ +2³ :2²
3333 : 3 + 225 : 15
15 . 2³ + 4.3² -5.7
5.4² - 18 : 3²
6² : 4.3 + 2.5³
80 - ( 4.5² - 3.2³)
Thu gọn :
A = \(\frac{2^4.3^3+2^3.3^4}{2^5.3^3-2^4.3^2}\)
tìm \(x\)biết:
\(4.3^{x+1}+2.3^{x-2}=4.3^6+2.3^9\)
a, (7.6^10.2^20.3^6-2^19.6^15) : (9.6^19.2^9-4.3^17.2^20)
b, (5.4^15.9^9-4.3^20.8^9) : (5.2^9.6^19-7.2^29.27^6)
c,
\(\frac{3.7-3.19}{3.4}\)
d,\(\frac{2^3.9^4-2^4.3^7}{2^{4.3^7}}\)
\(\frac{9^2.8^6}{16^4.3^{13}}+\frac{\left(3^2\right)^2.\left(2^3\right)^6}{\left(2^4\right)^4.3^{13}}=?\)