Question

1又2/3-{5又3/4-2的平方/[(-1/2)的平方+3*(-3/4)]*1/8}

Answer 1

1又2/3-{5又3/4-2的平方/[(-1/2)的平方+3*(-3/4)]*1/8}

=5/3-23/4+4/(1/4-9/4)*1/8

=5/3-23/4-1/4

=5/3-6

=-13/3