Don and Biserka Flemings take $500 a month from savings. Don and Biserka also receive Social Security, but Biserka receives 120
1 answer:
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Answer:
B
Step-by-step explanation:
recall that any radical expression has real solutions only if A is not negative. (otherwise you will have imaginary solutions)
hence in this case we have
,
for real solutions, 8x must be ≥ 0,
since 8 is a positive number, x must be ≥ 0 (answer)