[(27^4:9^5)+(625^3:125^4)]-2^3

=[(531441:59049)+(244140625:244140625)]-8

=[9+1]-8

=10-8

=2

Nếu dk thì cko mik nhoa

kết quả bằng 17

cactoon

\(100:\left\lbrace250\cdot\left\lbrack450-\left(4\cdot5^3-25\right)\right\rbrack\right\rbrace\)

\(=100:\left\lbrace250\cdot\left\lbrack450-\left(4\cdot125-25\right)\right\rbrack\right\rbrace\)

\(=100:\left\lbrace250\cdot\left\lbrack450-500+25\right\rbrack\right\rbrace\)

\(=100:\left\lbrace250\cdot\left(-25\right)\right\rbrace=\frac{100}{-25\cdot250}=\frac{-4}{250}=\frac{-2}{125}\)

=2^4.5-{131-(13-4)^2}

=80-{131-9^2}

=80-50

=30

HT

=16.5-{131-9^2}

=80-{131-81}

=80-50

=30

__HT__

\(50-\left[30-\left(9-4\right)^2\right]=50-\left(30-5^2\right)=50-\left(30-25\right)=50-5=45\)

\(50-[30-(9-4)^2]\)

\(50-[30-25]\)

\(50-5=45\)

viết hẳn ra đi đừng viết mở ngoặc rồi đóng ngoặc

Chăc chết      \(\left(3.4.2^{16}\right)^2:\left(11.2^{13}.4^{11}-16\right)^{19}\)

o nung qua nung qua de

707: [(2^x -5) + 74] = 4² - 3²

(2^x -5) + 74 = 101

2^x - 5 + 74  = 101

2^x + 69 = 101

2^x = 32 = 2⁵

=> x = 5

707: [(2^x -5) + 74] = 4² - 3²

(2^x -5) + 74 = 101

2^x - 5 + 74  = 101

2^x + 69 = 101

2^x = 32 = 2⁵

=> x = 5

\(=-26-27+55=-53+55=2\)

= 2