Mathematics, 08.02.2021 23:20, ShelleyPSeliger

Who is correct? Cung Pí simplifies 40-45 to 4(m-n+5) 471 Thuy Lee simplifies the same expression but gets a different answer, 4m(n-5)

Cung Pí is correct
Thuy Lee is correct
Both of them have equivalent expressions
Neither of them are correct

Which properties of exponents did they have to use while simplifying the expression?

Negative exponent property
Product of powers property
Quotient of powers property
power of a product property
zero exponent property
power of a power property
power of a quotient property

Answers: 3

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Who is correct? Cung Pí simplifies 40-45 to 4(m-n+5) 471 Thuy Lee simplifies the same expression bu...