collinhambleton collinhambleton
  • 10-02-2020
  • Mathematics
contestada

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Simplify
( 6x^-2)^2(.5x)^4
. Show your work

Respuesta :

sam4040
sam4040 sam4040
  • 16-02-2020

Answer:

[tex]2.25[/tex]

Step-by-step explanation:

[tex](6x^{-2})^2(0.5x)^4\\\\=(6^2(x^{-2})^{2})(0.5^4x^4)\ \ \ \ \ \ \ \ \ \ \ \ \ as\ (ab)^m=a^mb^m\\\\=36\times 0.5^4((x^{-2})^2x^4)\ \ \ \ \ \ \ \ \ \ as\ multiplication\ is\ associative\ a(bc)=(ab)c\\\\=36\times 0.0625(x^{-4}x^4)\ \ \ \ \ \ \ \ \ \ \ as\ (x^m)^n=x^{mn}\\\\=(36\times 0.0625)(x^{-4+4})\ \ \ \ \ \ \ \ \ \ \ as\ x^mx^n=x^{m+n}\\\\=2.25x^0\\\\=2.25\ \ \ \ \ \ \ \ \ \ \ \ as\ x^0=1\\\\(6x^{-2})^2(0.5x)^4=2.25[/tex]

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