Which expression is the completely factored form of x6−64y3? (x2−4y)3

(x2−4y)(x4+4x2y+16y2)

(x2+4y)(x4−4x2y+16y2)

(x2−4y)(x4−16y2)

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z