What is the result of reflecting a vector v⃗=⟨1,0⟩\vec{v} = \langle 1, 0 \ranglev=⟨1,0⟩ across the line y=xtan(45∘)y = x \tan(45^\circ)y=xtan(45∘)?
⟨0,1⟩\langle 0, 1 \rangle⟨0,1⟩
⟨1,0⟩\langle 1, 0 \rangle⟨1,0⟩
⟨−1,0⟩\langle -1, 0 \rangle⟨−1,0⟩
⟨0,−1⟩\langle 0, -1 \rangle⟨0,−1⟩