Evaluate: (i) (3/5)^-2(ii) (-3)^-3(iii) (2/7)^-4Need help please.
2 answers:
Step-by-step explanation:
# 1



Using the law of exponent :







#2



Using the law of exponent :






#3



Using the law of exponent :







<h3>(I)</h3>
(3/5)⁻² = (5/3)² = 25/9
<h3>
(II)</h3>
(-3)⁻³ = (1/-3)³ = 1/-27
<h3>(III)</h3>
(2/7)⁻⁴ = (7/2)⁴ = 2410/16
<u>-</u><u>TheUnknownScientist</u><u> 72</u>
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