Question

verify x*(y*z)=(x*y)*zif x = 3/-4,y =-11/17 and z=-21/22​

Answer 1

Step-by-step explanation:

3/-4*(-11/17*-21/22)=(3/-4*-11/17)*-21/22

3/-4*-21/34=33/68*-21/22

like this you can do