3 years ago

Solve: I 2x +5 I + 6 ≥ 4

Mathematics

1 answer:

masya89 [10]3 years ago

4 0

Answer:

Step-by-step explanation:

This is an absolute value problem.

If we begin a tentative solution by subtracting 6 from both sides, we get

I 2x +5 I + 6 ≥ 4 => I 2x +5 I ≥ -2

Note well that I 2x +5 I has a value of 0 or greater; it cannot be negative.

Thus I 2x +5 I ≥ -2 has no solution.

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