please solve it fast and in neat handwriting please...................its urgent
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step by step explanation:
3. i) (3-²×4-²×5-²)/(10-²×2-²)
= (10²×2²)/(3²×4²×5²)
= (10×10×2×2)/(3×3×4×4×5×5)
= 160000
ii) [(1/3)-¹ + (1/4)-¹]-²
= (3+4)-²
= 7-²
= 1/49
4. i) (9³)-²×4^-6
= 729-²×1/4096
= 1/531441×1/4096
ii) (6-²)-¹÷6^-7
= (1/6²)-¹÷6^-7
= 6²/6^-7
= 6²×6^7
= 6^9
= 10077696
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