d) 80 – [130 – (12 – 4)2] = 80 - (130 - 64) = 80 - 66 = 14.
tích mik na
d) 80 – [130 – (12 – 4)2] = 80 - (130 - 64) = 80 - 66 = 14.
80 - ( 130 - 82 )
= 80 - ( 130 - 64 )
= 14
80-[130-(12-4)2]
=80-[130-82]
=80-[130-64]
=80-66\
=14
\(80-\left[130-\left(12-4\right)^2\right]\)
\(=80-\left[130-8^2\right]\)
\(=80-\left[130-64\right]\)
\(=80-66\)
\(=14\)
80-[130-(12-4)2]
=80-(130-82)
=80-(130-64)
=80-66
=14
