Question

A=


$\frac{1}{4 } \sqrt{ - a }4 + 2(ab) 2 + 2(ac)2 - b4 + 2 = \frac{1}{4}. - 40 {4} + 2.(40.3)2 + 2.(40.20 = 290.47375 cm$
=(40.20
290.47375cm


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Answer 1

Answer:

IDK

Step-by-step explanation:

I don't know