find the reciprocal of
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(i) (2/3)⁻² ÷ (2/3)³
=(3/2)²÷(2/3)³
=(9/4)÷(8/27)
=243/32
⇒reciprocal of 243/32= 32/243
(iv) ((3/5)×(-2/9))⁻²
=(-6/45)⁻²
=(-45/6)²
=2025/36
⇒reciprocal of 2025/36 is 36/2025
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Answer:(i) (2/3)⁻² ÷ (2/3)³
=(3/2)²÷(2/3)³
=(9/4)÷(8/27)
=243/32
⇒reciprocal of 243/32= 32/243
(iv) ((3/5)×(-2/9))⁻²
=(-6/45)⁻²
=(-45/6)²
=2025/36
⇒reciprocal of 2025/36 is 36/2025
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