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acidCaster
acidCaster acidCaster
  • 26-08-2016
  • Mathematics
Answered

Simplify (4x– 4)– 3


A-1/2x^4

B-8x^12

C-64x^9

Dx^12/64

Verified Answer :

dalendrk
dalendrk dalendrk
  • 26-08-2016

\(Use:(a\cdot b)^n=a^n\cdot b^n\\\\(a^n)^m=a^{n\cdot m}\\\\a^{-n}=\dfrac{1}{a^n}\\\\\left(4x^{-4}\right)^{-3}=4^{-3}(x^{-4})^{-3}=\dfrac{1}{4^3}x^{-4\cdot(-3)}\\\\=\dfrac{1}{64}x^{12}=\boxed{\frac{x^{12}}{64}}\)

Answer: D. x^12/64

Answer Link
Prettymixbaby1 Prettymixbaby1
  • 17-08-2018

X12/64A is the right answer

Answer Link

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