x3*x= ....?-3x2*x=....?
x³ * x = x^(3 + 1) = x⁴
-3x² *x =-3x^(2 + 1) = -3x³
x³·x = x³⁺¹ = x⁴
-3x·x = -3x²⁺¹ = -3x³
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x³ * x = x^(3 + 1) = x⁴
-3x² *x =-3x^(2 + 1) = -3x³
x³·x = x³⁺¹ = x⁴
-3x·x = -3x²⁺¹ = -3x³