Przedstawi iloczyny potęg w postaci potęgi a) a2 *a=a3 c4*c6*c*c7=c18 (-y)a*(-y)b*(-y)=a+b+1 b) (-x)2*(-x)2*(-x)3=(-x)7 (-b)*(-b)3*(-b)5=(-b)9 (-a)x*(-a)*(-a)y=a+b+2
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1. a5
2. a6
3. a1
4. a2
a) a³=a³
c¹⁸=c¹⁸
(-y)³ab=a+b+1
b) (-x)⁷=(-x)⁷
(-b)⁹=(-b)⁹
(-a)³xy=a+b+2