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6. Nilai x yang memenuhi persamaan $n\dfrac {128} {4^{x}}=\dfrac {2^{x^{2}+x}} {8}$ adalah .... a. $15ata4$ 2 d. $-2$ atau 5 b. $12ataa5$ e. $-5ata$ atau 2 $taa5$ $.2$ 2 atau $7.$ Jika $2.3$ $2x+1+3$ $2x+3=297$ nilai x adalah.... a. $-2$ d. 1 b. $-1$ e. 2 $c.$ 0 8. Diketahui persamaan $3^{4-x}+3^{x}-30=0$ Nilai $1{x_{1}}^{3}+{x_{2}}^{3}$ adalah.... a. 1 d. $28$ b. 4 e. $82$ $c$ $10$
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saya dari indonesia,tolong perjelas jawabannya terima kasih
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Qanda teacher - udaysingh
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clear dear
all the best
aimilarly u can ask your next doubt on my profile
okk dear
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Student
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one again plis
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Qanda teacher - udaysingh
not ask here
ask on profile your next doubts
okk