On the calculation of product's power ② (-a^3*b^6)^4+(-a^4*b^8)^3 ③ -(-x^2)^3*(-x^2)^2-x*(-x^3)^3 ④(-2a^2)^3 + (-3a^3)^2 +(-a)^6
1.(-a^3*b^6)^4-(a^4*b^8)^3
=a^12*b^24-a^12*b^24
=0
2.-x^6*x^4+x*x^9
=-x^10+x^10
=0
3.-8a^6+6a^6+a^6
=-a^6
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