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10 cards from this deck
Find roots of equation f(x)=0f(x) = 0f(x)=0
Where function changes positive to negative or vice versa
Find interval [a,b][a, b][a,b] where f(a)f(a)f(a), f(b)f(b)f(b) have opposite signs
Decimal search or interval bisection
In interval where change of sign occurs
Function is continuous and root isn't repeated
Approximate solution for equations hard to solve algebraically
Graph crosses the xxx-axis
Check f(a)f(a)f(a), f(b)f(b)f(b) have opposite signs, function continuous
[a−0.0005,a+0.0005][a - 0.0005, a + 0.0005][a−0.0005,a+0.0005]
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