Question

Please help me with this math problem (simplify the expressions and please show work)

(5x^4 y^5)∙(2x^2 y^(-5))

Answer 1

9514 1404 393

Answer:

10x^6

Explanation:

The applicable rule of exponents is ...

(a^b)(a^c) = a^(b+c)

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`(5x^4y^5)(2x^2y^(-5))=(5)(2)(x^(4+2))(y^(5-5))=10x^6y^0=\boxed{10x^6}`