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SAT® Subject Test in Math 1 & 2

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Difficult

Undoing Exponents with Logs

SATSTM-HYB9MQ

If $8(4)^{6-2x}+13=41$, then what is the approximate value of $\text{lnx}=$ ?

A

$2.5$

B

$-3.1$

C

$1.8$

D

$4.7$

E

$0.9$