\(2^2.6-18:3^2+15.2\)
\(=4.6-18:9+15.2\)
\(=24-2+30\)
\(=52\)
2².6-18:3²+15.2=
=4.6-18:9+30
=24-2+30
=22+30
=52
Chúc bn hc tốt
4 . 6 - 18 : 9 + 15 . 2
= 24 - 2 + 30
= 22 + 30
= 52
2mu2.6-18:3mu2+15.2
[3.(26+32:23)—15.22]+20180
M= \(\dfrac{5.4^{14}.27^6-4^4.3^{20}.8^7}{15.2^{10}.6^{18}-7.2^{29}.9^9}\)
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)
Rút gọn biểu thức sau :
P = \(\frac{12^{10}+6^9.4^6}{15.2^{18}.9^4-2^{19}-27^3}\)
rut gon : Q= \(\frac{25.4^{15}.9^9-2^9.6^{20}}{15.2^{25}.3^{19}-11.2^{11}.6^{18}}\)
ai giai giúp mình tính nhanh với :
. (15.2^18-7.2^18)
. (-4).2.(-5).25.2009
. (-3)^12:(-3)^11
. -3478-(29+271)+478
B =7.6^10.2^21.3^6-2^19.6^15
9.6^15.2^13-4.3^15.2^26
15.2^24.3^14-4.3^15.2^24
2^24.3^14.1
