SIMPLIFY
: (4)^5×(-4)^8÷(-4)^10
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4⁵ × -4⁸
-4¹⁰
4⁵ × 4⁸
4¹⁰
4⁵+⁸ (a^m × a^n = a^(m+n)
4¹⁰
4¹³
4¹⁰
4¹³-¹⁰ a^m/a^n = a^(m-n)
4³
= 64
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