Question

What is the simplified value of [{(81) -1/2} -1/4] 2

Answer 1

Answer:

321/2 or   165  1/2

Step-by-step explanation:

[{(81) -1/2} -1/4] 2

[{162-1/2} - 1/4] 2

[{161/2} - 1/4] 2

[161/2- 1/4] 2

[322-1/4] 2

321/4 × 2                                              

321/2 or  165  1/2          

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