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Which inequality represents all values of x for which the product below is

defined?
20 pts

Which inequality represents all values of x for which the product below is defined-example-1
User Arjun
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1 Answer

4 votes

Explanation:

√a is defined only when a >= 0.

Therefore for √4x * √(x + 2) to be defined, both 4x and x + 2 must be non-negative.

When 4x >= 0, x >= 0.

When x + 2 >= 0, x >= -2.

x >= 0 and x >= -2, therefore we have x >= 0. (D)

User Mirap
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