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larisa [96]
3 years ago
9

4x^3 y(-2x^2 y) -8x 6 y-8x 5 y-8x 5 y 22x 5 y 2

Mathematics
1 answer:
masya89 [10]3 years ago
8 0

Answer:

\boxed{\bold{-8x^5y^2}}

Step By Step Explanation:

Remove Parenthesis: (a) = a

\bold{-4x^3y\cdot \:2x^2y}

Multiply: \bold{4 \ \cdot \ 2 \ = \ 8}

\bold{-8x^3x^2yy}

Apply Exponent Rule \bold{\:a^b\cdot \:a^c=a^{b+c}: \ x^3x^2=\:x^{3+2}=\:x^5}

\bold{-8x^5yy}

Apply Exponent Rule: \bold{yy=\:y^{1+1}=\:y^2}

\bold{-8x^5y^2}

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