1). 3m^2*m=3m^3; 2). z^5*z^5*z=z^11; 3). ab*0,5=0,5ab; 4). (-m)*(-m^3)=m^4; 5). 5^2pq^2*(-4)pq= -100p^2q^3; 6). 2^3qp^2*(-3)^2pq=72p^3q^2.
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1). 3m^2*m=3m^3; 2). z^5*z^5*z=z^11; 3). ab*0,5=0,5ab; 4). (-m)*(-m^3)=m^4; 5). 5^2pq^2*(-4)pq= -100p^2q^3; 6). 2^3qp^2*(-3)^2pq=72p^3q^2.