Question

(4-¹ + 8-¹) ÷ (4/9)-¹

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1/6

Step-by-step explanation:

[4^-1 + 8^-1] / [ 4/9 ]^-1

[1/4+1/8] / [9/4]

[3/8] / [9/4]

[3/8] * [4/9]

=1/6