What are the roots of the quadratic function f(q) = q^2 - 125

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01-02-2018
Mathematics

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What are the roots of the quadratic function f(q) = q^2 - 125

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highwireact highwireact · Answer 1 · 2018-02-01T01:23:20+01:00

highwireact highwireact

01-02-2018

To find the roots of the quadratic, set the function equal to 0 and solve for q. If we do that here, we get:

q^2 - 125 = 0
q^2 = 125
sqrt(q^2) = sqrt(125)
q = (+/-)(5 * sqrt(5))

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