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Monica
Mathematics
6 November, 01:49
27^x=1/9 find the value of x with steps
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Isabela Ayala
6 November, 02:06
0
x = - 2/3
Step-by-step explanation:
27^x=1/9
writing 27 as 3^3 and 1/9 as 3 ^-2
3^3^x = 3^-2
We know that a^b^c = a^ (b*c)
3^ (3x) = 3^-2
Since the bases are the same the exponents need to be the same
3x = - 2
x = - 2/3
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