Question

find x such that 3`x ÷3`2 = 81 ??​

Answer 1

Answer:

$3x = 81 \times 32$

$3x = 2592$

$x = \frac{2592}{3} = 864$

$x = 864$

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Answer 2

3^x ÷ 3² = 81

= 3^ x - 2 = 3⁴

= x - 2 = 4

= x = 4+2 = 6