Answer:
(-1/10)
Step-by-step explanation:
I'll assume 1/4xy is (1/4)xy and not 1/(4xy).
(1/4)xy
(1/4)(-2/3)(3/5)
Multiple the numerators and denominators separately:
Numerator + 1*(-2)*3 = -6
Deniominator 4*3*5 = 60
Put them back together: (-6/60) This reduces to (-1/10)
