SAT Math Practice Question #35575 - SATify | SATify

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SAT Math Practice Question #35575 - SATify | SATify

#35575

exponents

algebra

hard

100 sec

Which expression is equivalent to $\frac{1}{2} k^{4} m^{- 2} (4 k^{- 3} m^{5} - 6 k^{2} m^{- 1} + 8 k^{- 1} m^{2})$ ?

A.

$2 k m^{3} - 3 k^{6} m^{- 3} + 4 k^{3}$

B.

$2 k m^{3} - 3 k^{2} m^{- 3} + 4 k^{3}$

C.

$2 k m^{3} - 3 k^{6} m^{- 1} + 4 k^{3}$

D.

$2 k m^{3} - 3 k^{6} m^{- 3} + 4 k^{4}$