In Exercises 1-2, (a) Find the interval(s) for b such that the equation has at least one
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In Exercises 1-2,
(a) Find the interval(s) for b such that the equation has at least one real solution and
(b) Write a conjecture about the interval(s) based on the values of the coefficients.
1. x2 + bx + 9 = 0
2. x2 + bx - 9 = 0
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x 2 bx 9 0 a To have at least one real solution b2 ...View the full answer
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