simplify 2²×3²/2-²×3-¹
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Answer:
144
Step-by-step explanation:
2^2 × 3^2 / 2^-2 × 3^-1
= 2^2-(-2) × 3^2-(-1)
= 2^4 × 3^3
=16 × 9
= 144
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