Solve the given inequality and write the solution in interval notation. x^(3 )+ 3x^(2) - x - 3 >= 0
Added by Jerry Y.
Step 1
x^3 + 3x^2 - x - 3 >= 0 (x^3 + 3x^2) - (x + 3) >= 0 x^2(x + 3) - 1(x + 3) >= 0 (x^2 - 1)(x + 3) >= 0 (x + 1)(x - 1)(x + 3) >= 0 Show more…
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