Is the number a solution
Types of exercises: is the number a solution?, is it a solution - several numbers.
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Which of the numbers −5, −4, −3, 1, 5 are solutions of the equation x³ + 4x² − x − 4 = 0?
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Is −1/2 a solution of the equation 2x² − 5x = 3?
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Which non-positive integers greater than −7 are solutions of the equation x³/9 + x²/3 = 0?
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Is 3 a solution of the equation x³ − 9x = 0?
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Which of the numbers −4, 0, 1, 2, 4 are solutions of the equation x³ − 7x² + 14x − 8 = 0?
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Is 0 a solution of the equation x³ − 4x² + 3x = 0?
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Which of the numbers −2, 3, 4, 5, 6 are solutions of the equation x³ + 6x² + 11x = −6?
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Is −1 a solution of the equation x² + 9x + 20 = 0?
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Which non-negative integers less than 8 are solutions of the equation x²/7 − x = 0?
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Is 2 a solution of the equation x³ − x² − 4x + 4 = 0?
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