Rewrite without parentheses 7y3 z6 2z5 3y2 z Solution 7y3z6

Rewrite without parentheses. 7y^3 z^6 - 2z^5) (-3y^2 z)

Solution

( 7y³z⁶ -2z⁵)(-3y²z) = ( 7y³z⁶)( -3y²z) -2z⁵(-3y²z) = -21 y³z⁶ * y²z +6z⁵*y²z = -21y³*y²*z⁶*z +6y²*z⁵*z = -21y³⁺² z⁶⁺¹+6y²z⁵⁺¹ = -21y⁵z⁷+6y²z⁶.