Question

(3a/2b-5x)(7a-4bx/2) при a=1 b=1 x=1

Answer 1

$(frac{3*1}{2*1 - 5*1}) (frac{7*1 - 4*1*1}{2}) = -frac{3}{3} * frac{3}{2} = -frac{9}{6} = -1frac{3}{6} = -1,5$