solve the following using laws of exponents
{(7/9)power of -3 x (-9/7) to the power of -3} ÷ (-7/3) to the power of -3
please solve it it's urgent
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Answer:
Step-by-step explanation:
7/9 raised to the power of -3 is 729/343
729/343 x -9/7 -3= 343/729
=1
1/ -7/3 -3= 1/ 27/343
=343/27= 12 20/27
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