Question

simplify (4 raised to the power-1 +8 raised to the power -1 )divided by 4/9 raised to the power -1

Answer 1

Answer:

-27

Step-by-step explanation:

1.     $\frac{(4)^{-1} +(8)^{-1} }{(\frac{4}{9})^{-1} }$

    $=\frac{-4-8}{\frac{-4}{-9} }$

    $=-12*(\frac{-9}{-4} )$

    = -27   [∵ on cancellation]

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