a: \(24\cdot35+65\cdot24-1400\)

\(=24\left(35+65\right)-1400\)

\(=24\cdot100-1400=2400-1400=1000\)

b: \(32:2^4-4\cdot5^2\)

\(=\dfrac{32}{16}-4\cdot25\)

=2-100

=-98

c: \(17+75:\left[30-5\cdot\left(7^2-48\right)\right]\)

\(=17+75:\left[30-5\cdot\left(49-48\right)\right]\)

\(=17+75:\left[30-5\right]\)

\(=17+\dfrac{75}{25}=17+3=20\)

d: \(\left(-138\right)-\left[258+4\cdot\left(-36\right)\right]\cdot2024^0\)

\(=-138-\left[258-144\right]\)

\(=-138-114\)

=-252

a)160-(23.52-6.25)

160-(1196-150)

160-1046

-886

b)4.52-32:24

208-4/3

620/3

c)5871:(928-(247-82).5)

5871:(928-165.5)

5871:(928-825)

5871:103

57

A, 160-(2^3.5^2-6.25)

160-50

=110

=> 110= 2.5.7

B,4.5^2-32:2^4

=4.25-32:16

=100-2

=98

=>98=2.7^2

Cau c mk giong kq vs bn tren

a) 49 - 9 . [ 3⁴ : 3¹ - ( 12 - 4 ) : 2²  ]

= 49 - 9 . [ 3³ - 8 : 2² ]

=  49 - 9 . [ 3³ -2³ : 2² ]

=  49 - 9 . [ 3³ - 2 ]

= 49 - 9 . [ 27 - 2 ]

= 49 - 9 . 25

= 49 - 225 = -176

b) 4.5² + 16 : 2²

= 4. 25 + 2⁴ : 2²

= 100 + 2² = 100+ 4 =104

--tho--là tớ💋

c) 5³ : 5 - 2017⁰

= 5² - 1 = 25 - 1= 24 

d) 2² . 3 - ( 10⁰ + 8 ) : 3²

= 4. 3 - ( 1 + 8 ) : 3²

= 4. 3 - 9 : 3²

= 12 - 3² : 3²

= 12 - 1 = 11.

--tho--là tớ💋

a) 352 + 48 : 2^{3 .} 3 -101

= 352 + 48 : 8 . 3 -101

= 352 + 6.3 -101

= 352 +18 - 101

= 370 -101

= 269

b) 3^4.52 + 48.3⁴ -11²

= 81 .52 + 48 .81 - 121

= 81.(52 + 48) - 121

= 81.100 - 121

= 8100 - 121

= 7979

c) 12 + (-13) + (-54) + 27

= [12 + (-13)] + [(-2).27 + 27.1]

= (-1) + [27.(-2 + 1)]

= (-1) + 27.(-1)

= (-1).(27 + 1)

= (-1).28

= (-28)

\(=80-100+24=4\)

=55

\(=80-4.25+3.8=4\)

17.64-4.52-3.12=1008-208-36=764

#Monster

4.(3x^3 + 1^10) = 4.5^2

=> 3x^3 + 1 = 5^2 = 25

=> 3x^3 = 24

=> x^3 = 8 = 2 ^3

=> x = 2

4.(3x^3 + 1^10) = 4.5^2

=> 3x^3 + 1 = 5^2 = 25

=> 3x^3 = 24

=> x^3 = 8 = 2 ^3

=> x = 2

bấm máy tính ý