Question

If the point (7,43)
is on the graph of f(x)
, what point must be on the graph of −f(−x)
?(1 point)

(−7,43)


(7,−43)


(7,43)


(−7,−43)

Answer 1

If f(7) = 43, then for g(x) = −f(−x) evaluate at x = −7: g(−7) = −f(−(−7)) = −f(7) = −43. So the point is (−7, −43).