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77julia77 [94]
3 years ago
11

Consider the equation |1/4+12|=x/2.Without calculating, how do you know x=-16 is an extraneous solution?

Mathematics
1 answer:
telo118 [61]3 years ago
5 0

Without calculating, you can immediately see the absolute value sign, which implies that the final result (x) should be positive, not negative.  

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