Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
A)210:28
C1: 210:28=1024:256
=4
C2: 210:28=210-8=22=4
B)46:43
C1: 46:43=4096:64=64
C2: 46:43=46-3=43=64
C)85:84
C1: 85:84=32768:4096=8
C2 85:84=85-4=81=8
D)74:74
C1: 74:74=2401:2401=1
C2 74:74=74-4=70=1
a) \(C1:2^{10}\div2^8=2^{10-8}=2^2=4\)
\(C2:2^{10}\div2^8=1024\div256=4\)
b) \(C1:4^6\div4^3=4^{6-3}=4^3=64\)
\(C2:4^6\div4^3=4096\div64=64\)
c) \(C1:8^5\div8^4=8^{5-4}=8^1=8\)
\(C2:8^5\div8^4=\left(2^3\right)^5\div\left(2^3\right)^4=2^{15}\div2^{12}=2^{15-12}=2^3=8\)
d) \(C1:7^4\div7^4=1\)
\(C2:7^4\div7^4=2401\div2401=1\)
a ) 210 : 28 = 210 - 8 = 22
b ) 46 : 43 = 46 - 3 = 43
c ) 85 : 84 = 85 - 4 = 81 = 8
d ) 74 : 74 = 74 - 4 = 70 = 1
a) C1 : =1024 :256 =4
C2 :=22=4
b) C1 :=4096 : 64=64
C2: =43 =64
c) C1= 32768:4096=8
C2 =81=8
d)C1=2041:2041 =1
C2 =70=1
a) \(2^{10}:2^8=1024:256=4\)
\(2^{10}:2^8=2^{10-8}=2^2=4\)
b) \(4^6:4^3=4096:64=64\)
\(4^6:4^3=4^{6-3}=4^3=64\)
c) \(8^5:8^4=32768:4096=8\)
\(8^5:8^4=8^{5-4}=8\)
d) \(7^4:7^2=2401:49=49\)
\(7^4:7^2=7^{4-2}=7^2=49\)
Bài 2
\(2^{10}:2^8=2^{10-8}=2^2=4\)
\(4^6:4^3=4^{6-3}=4^3=64\)
\(8^5-8^4=8^{5-4}=8^1=8\)
\(7^4:7^2=7^{4-2}=7^2=49\)
A) c1: \(3^2\cdot3^5:3^{12}=3^{2+5-12}=3^{-5}\)
c2 : nhân ra số tự nhiên
B) c1\(7^4\cdot7^6:7^3:7^7=7^{4+6-3-7}=7^0=1\)
c2 : tính ra
C) c1: \(=100^{80-59-20}=100^1=100\)
c2 : tính ra
D) c1 :\(=200^{50-49+1}=200^2=40000\)
c2 : tính ra