24.38-24.37
=24.(38-37)
=24.1
=24
=16
Ta có: \(2^4.38-2^4.37\)
\(=2^4.\left(37+1\right)-2^4.37\)
\(=2^4.37+2^4-2^4.37\)
\(=2^4=16\)
2^4×38-2^4×37
2^4×(38-37)
2^4×1
8×1
8
24 x 38 - 24 x 37
= 24 x ( 38 - 37 )
= 24 x 1
= 16
Hok tốt
\(\text{Ta có :}2^4.38-2^4.37\)
\(=2^4.\left(37+1\right)-2^4.37\)
\(=2^4.37+2^4-2^4.37\)
\(=2^4=16\)
\(\text{Giải :}\)
\(\text{Ta có :}2^4.38-2^4.37\)
\(=2^4.\left(37+1\right)-2^4.37\)
\(=2^4.37+2^4-2^4.37\)
\(=2^4=16\)
