Edward B. answered • 10/21/20
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Edward B. Successful High School Tutor Specializing in Algebra
Jon's work and answer are correct
Courtney M.
asked • 10/19/20Relation & function
If f(x) =x^2 - 2x, find: f(-3)=
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substitute -3 for x in the equation:
x^2 - 2x = (-3)^2 - 2(-3) = 9 - -6 = 9+6 = 15
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