Question

BT1:Tính   a,12.5²     b,704:8²        c,2².7²                d,(96:24)³

Answer 1

\(a,12\cdot5^2\)

\(=12\cdot25=300\)

\(b,704:8^2\)

\(=704:64=11\)

\(c,2^2\cdot7^2\)

\(=\left(2\cdot7\right)^2\)

\(=14^2=196\)

\(d,\left(96:24\right)^3\)

\(=4^3=64\)

Answer 2

a) \(12\cdot5^2=12\cdot25=300\)

b) \(704:8^2=704:64=11\)

c) \(2^2\cdot7^2=4\cdot49=196\)

d) \(\left(96:24\right)^3=4^3=64\)