Use the given values to find (f-1)'(a). f(1) = 3, f'(7)
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1, a = 3
(F-1)'(a) = -1
oo

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno step statement reason 1 ∠oln ≅ ∠lno given 2 draw oe as a perpendicular bisector to ln by construction 3 ∠leo ≅ ∠neo transitive property of equality 4 m∠leo = 90° definition of a perpendicular bisector 5 m∠neo = 90° definition of a perpendicular bisector 6 le ≅ en definition of a perpendicular bisector 7 δole ≅ δone side-angle-side (sas) postulate 8 ol ≅ on cpctc nina made two errors in the proof. identify and correct the errors.