Question

[(1/4)^-2+(1/3)^-2]÷(1/5)^-2=?​

Answer 1

Answer:

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Answer 2

Answer:

[($\frac{1}{4}$)^-2 +($\frac{1}{3}$)^-2] ÷ ($\frac{1}{5}$)^-2

(4²+3²) ÷ 5²

(16+9) ÷25

25÷25

1