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(1)p*(q*r)=(p*q)*r
8/7*(3/4*-12/15)=(8/27*3/4)*-12/15
8/27*-36/60=24/108*-12/15
-288/1620=-288/1620
(2).p*(p+r)=p*q+p*r
8/27*(3/4+-12/15)=8/27*3/4+8/27*-12/15
8/27*-36/60=24/108+-108/405
-288/1620=-288/1620
just put the value of p,qand r at their places.
please mark as branliest.
8/7*(3/4*-12/15)=(8/27*3/4)*-12/15
8/27*-36/60=24/108*-12/15
-288/1620=-288/1620
(2).p*(p+r)=p*q+p*r
8/27*(3/4+-12/15)=8/27*3/4+8/27*-12/15
8/27*-36/60=24/108+-108/405
-288/1620=-288/1620
just put the value of p,qand r at their places.
please mark as branliest.
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