Basic Algebra/Polynomials/Multiplying Monomials

Practice Problems
Use  for exponentiation  {Easy}

{ (4g3h)(-2g5)={ -120g^2*h (i)|-120g^2h (i) _9 }
 * type="{}" coef="1"}

{ (4g3h)(-2g5)={ -8g^8*h (i)|-8g^8h (i) _9 }
 * type="{}" coef="1"}

{ Medium}

{ Hard}