Evaluate f(x) = -2x3 - x at -1 and 1 to determine if the Intermediate Value Theorem guarantees that a zero exists between the two values.
a) f(-1) =
b) f(1) =
c) Does the Intermediate Value Theorem guarantee that a zero exists between -1 and 1?
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Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity