Question

计算:(1)(√2-1)的0次方+|-3|-(-(1/2))的-1次方； (2)0.25×(-1/2)-²-(

Answer 1

(1)(√2-1)的0次方+|-3|-(-(1/2))的-1次方

=1+3+1/2

=4.5

(2)0.25×(-1/2)-²-(π/3）的0次方+5

=0.25×4-1+5

=1-1+5

=5

(3)5-(-1/3)的-1次方+|-3|-(π-2)的0次方

=5+3+3-1

=10

(4)|-5|+(-(1/3))的-1次方×(π-√2)的0次方-√9+(-1)²

=5-3×13+1

=5-1+1

=5