2 - a = 1/32
-a = 1/32 - 2
a = -1/32 + 2
2a = -1/16 + 4.
2a = -1/16 + 64/16
2a = 63/16
2a = 3 15/16.
Eksponen
[tex] \displaystyle \sf {2}^{ - a} = \frac{1}{32} \\ \\ \displaystyle \sf \frac{1}{ {2}^{a} } = \frac{1}{ {2}^{5} } \\ \\ \displaystyle \sf a = \: 5[/tex]
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2a = 2 × 5 = 10 ✔
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2 - a = 1/32
-a = 1/32 - 2
a = -1/32 + 2
2a = -1/16 + 4.
2a = -1/16 + 64/16
2a = 63/16
2a = 3 15/16.
Verified answer
Eksponen
[tex] \displaystyle \sf {2}^{ - a} = \frac{1}{32} \\ \\ \displaystyle \sf \frac{1}{ {2}^{a} } = \frac{1}{ {2}^{5} } \\ \\ \displaystyle \sf a = \: 5[/tex]
__
2a = 2 × 5 = 10 ✔